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1 | """Word completion for IPython. |
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1 | """Word completion for IPython. | |
2 |
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2 | |||
3 | This module is a fork of the rlcompleter module in the Python standard |
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3 | This module is a fork of the rlcompleter module in the Python standard | |
4 | library. The original enhancements made to rlcompleter have been sent |
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4 | library. The original enhancements made to rlcompleter have been sent | |
5 | upstream and were accepted as of Python 2.3, but we need a lot more |
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5 | upstream and were accepted as of Python 2.3, but we need a lot more | |
6 | functionality specific to IPython, so this module will continue to live as an |
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6 | functionality specific to IPython, so this module will continue to live as an | |
7 | IPython-specific utility. |
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7 | IPython-specific utility. | |
8 |
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8 | |||
9 | Original rlcompleter documentation: |
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9 | Original rlcompleter documentation: | |
10 |
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10 | |||
11 | This requires the latest extension to the readline module (the |
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11 | This requires the latest extension to the readline module (the | |
12 | completes keywords, built-ins and globals in __main__; when completing |
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12 | completes keywords, built-ins and globals in __main__; when completing | |
13 | NAME.NAME..., it evaluates (!) the expression up to the last dot and |
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13 | NAME.NAME..., it evaluates (!) the expression up to the last dot and | |
14 | completes its attributes. |
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14 | completes its attributes. | |
15 |
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15 | |||
16 | It's very cool to do "import string" type "string.", hit the |
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16 | It's very cool to do "import string" type "string.", hit the | |
17 | completion key (twice), and see the list of names defined by the |
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17 | completion key (twice), and see the list of names defined by the | |
18 | string module! |
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18 | string module! | |
19 |
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19 | |||
20 | Tip: to use the tab key as the completion key, call |
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20 | Tip: to use the tab key as the completion key, call | |
21 |
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21 | |||
22 | readline.parse_and_bind("tab: complete") |
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22 | readline.parse_and_bind("tab: complete") | |
23 |
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23 | |||
24 | Notes: |
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24 | Notes: | |
25 |
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25 | |||
26 | - Exceptions raised by the completer function are *ignored* (and |
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26 | - Exceptions raised by the completer function are *ignored* (and | |
27 | generally cause the completion to fail). This is a feature -- since |
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27 | generally cause the completion to fail). This is a feature -- since | |
28 | readline sets the tty device in raw (or cbreak) mode, printing a |
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28 | readline sets the tty device in raw (or cbreak) mode, printing a | |
29 | traceback wouldn't work well without some complicated hoopla to save, |
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29 | traceback wouldn't work well without some complicated hoopla to save, | |
30 | reset and restore the tty state. |
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30 | reset and restore the tty state. | |
31 |
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31 | |||
32 | - The evaluation of the NAME.NAME... form may cause arbitrary |
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32 | - The evaluation of the NAME.NAME... form may cause arbitrary | |
33 | application defined code to be executed if an object with a |
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33 | application defined code to be executed if an object with a | |
34 | ``__getattr__`` hook is found. Since it is the responsibility of the |
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34 | ``__getattr__`` hook is found. Since it is the responsibility of the | |
35 | application (or the user) to enable this feature, I consider this an |
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35 | application (or the user) to enable this feature, I consider this an | |
36 | acceptable risk. More complicated expressions (e.g. function calls or |
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36 | acceptable risk. More complicated expressions (e.g. function calls or | |
37 | indexing operations) are *not* evaluated. |
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37 | indexing operations) are *not* evaluated. | |
38 |
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38 | |||
39 | - GNU readline is also used by the built-in functions input() and |
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39 | - GNU readline is also used by the built-in functions input() and | |
40 | raw_input(), and thus these also benefit/suffer from the completer |
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40 | raw_input(), and thus these also benefit/suffer from the completer | |
41 | features. Clearly an interactive application can benefit by |
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41 | features. Clearly an interactive application can benefit by | |
42 | specifying its own completer function and using raw_input() for all |
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42 | specifying its own completer function and using raw_input() for all | |
43 | its input. |
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43 | its input. | |
44 |
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44 | |||
45 | - When the original stdin is not a tty device, GNU readline is never |
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45 | - When the original stdin is not a tty device, GNU readline is never | |
46 | used, and this module (and the readline module) are silently inactive. |
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46 | used, and this module (and the readline module) are silently inactive. | |
47 | """ |
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47 | """ | |
48 |
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48 | |||
49 | #***************************************************************************** |
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49 | #***************************************************************************** | |
50 | # |
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50 | # | |
51 | # Since this file is essentially a minimally modified copy of the rlcompleter |
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51 | # Since this file is essentially a minimally modified copy of the rlcompleter | |
52 | # module which is part of the standard Python distribution, I assume that the |
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52 | # module which is part of the standard Python distribution, I assume that the | |
53 | # proper procedure is to maintain its copyright as belonging to the Python |
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53 | # proper procedure is to maintain its copyright as belonging to the Python | |
54 | # Software Foundation (in addition to my own, for all new code). |
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54 | # Software Foundation (in addition to my own, for all new code). | |
55 | # |
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55 | # | |
56 | # Copyright (C) 2008 IPython Development Team |
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56 | # Copyright (C) 2008 IPython Development Team | |
57 | # Copyright (C) 2001 Fernando Perez. <fperez@colorado.edu> |
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57 | # Copyright (C) 2001 Fernando Perez. <fperez@colorado.edu> | |
58 | # Copyright (C) 2001 Python Software Foundation, www.python.org |
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58 | # Copyright (C) 2001 Python Software Foundation, www.python.org | |
59 | # |
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59 | # | |
60 | # Distributed under the terms of the BSD License. The full license is in |
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60 | # Distributed under the terms of the BSD License. The full license is in | |
61 | # the file COPYING, distributed as part of this software. |
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61 | # the file COPYING, distributed as part of this software. | |
62 | # |
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62 | # | |
63 | #***************************************************************************** |
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63 | #***************************************************************************** | |
64 |
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64 | |||
65 | #----------------------------------------------------------------------------- |
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65 | #----------------------------------------------------------------------------- | |
66 | # Imports |
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66 | # Imports | |
67 | #----------------------------------------------------------------------------- |
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67 | #----------------------------------------------------------------------------- | |
68 |
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68 | |||
69 | import __main__ |
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69 | import __main__ | |
70 | import glob |
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70 | import glob | |
71 | import inspect |
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71 | import inspect | |
72 | import itertools |
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72 | import itertools | |
73 | import keyword |
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73 | import keyword | |
74 | import os |
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74 | import os | |
75 | import re |
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75 | import re | |
76 | import sys |
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76 | import sys | |
77 |
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77 | |||
78 | from IPython.config.configurable import Configurable |
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78 | from IPython.config.configurable import Configurable | |
79 | from IPython.core.error import TryNext |
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79 | from IPython.core.error import TryNext | |
80 | from IPython.core.inputsplitter import ESC_MAGIC |
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80 | from IPython.core.inputsplitter import ESC_MAGIC | |
81 | from IPython.utils import generics |
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81 | from IPython.utils import generics | |
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82 | from IPython.utils import io | |||
82 | from IPython.utils.dir2 import dir2 |
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83 | from IPython.utils.dir2 import dir2 | |
83 | from IPython.utils.process import arg_split |
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84 | from IPython.utils.process import arg_split | |
84 | from IPython.utils.py3compat import builtin_mod, string_types |
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85 | from IPython.utils.py3compat import builtin_mod, string_types | |
85 | from IPython.utils.traitlets import CBool, Enum |
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86 | from IPython.utils.traitlets import CBool, Enum | |
86 |
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87 | |||
87 | #----------------------------------------------------------------------------- |
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88 | #----------------------------------------------------------------------------- | |
88 | # Globals |
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89 | # Globals | |
89 | #----------------------------------------------------------------------------- |
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90 | #----------------------------------------------------------------------------- | |
90 |
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91 | |||
91 | # Public API |
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92 | # Public API | |
92 | __all__ = ['Completer','IPCompleter'] |
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93 | __all__ = ['Completer','IPCompleter'] | |
93 |
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94 | |||
94 | if sys.platform == 'win32': |
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95 | if sys.platform == 'win32': | |
95 | PROTECTABLES = ' ' |
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96 | PROTECTABLES = ' ' | |
96 | else: |
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97 | else: | |
97 | PROTECTABLES = ' ()[]{}?=\\|;:\'#*"^&' |
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98 | PROTECTABLES = ' ()[]{}?=\\|;:\'#*"^&' | |
98 |
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99 | |||
99 |
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100 | |||
100 | #----------------------------------------------------------------------------- |
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101 | #----------------------------------------------------------------------------- | |
101 | # Main functions and classes |
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102 | # Main functions and classes | |
102 | #----------------------------------------------------------------------------- |
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103 | #----------------------------------------------------------------------------- | |
103 |
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104 | |||
104 | def has_open_quotes(s): |
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105 | def has_open_quotes(s): | |
105 | """Return whether a string has open quotes. |
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106 | """Return whether a string has open quotes. | |
106 |
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107 | |||
107 | This simply counts whether the number of quote characters of either type in |
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108 | This simply counts whether the number of quote characters of either type in | |
108 | the string is odd. |
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109 | the string is odd. | |
109 |
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110 | |||
110 | Returns |
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111 | Returns | |
111 | ------- |
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112 | ------- | |
112 | If there is an open quote, the quote character is returned. Else, return |
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113 | If there is an open quote, the quote character is returned. Else, return | |
113 | False. |
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114 | False. | |
114 | """ |
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115 | """ | |
115 | # We check " first, then ', so complex cases with nested quotes will get |
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116 | # We check " first, then ', so complex cases with nested quotes will get | |
116 | # the " to take precedence. |
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117 | # the " to take precedence. | |
117 | if s.count('"') % 2: |
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118 | if s.count('"') % 2: | |
118 | return '"' |
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119 | return '"' | |
119 | elif s.count("'") % 2: |
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120 | elif s.count("'") % 2: | |
120 | return "'" |
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121 | return "'" | |
121 | else: |
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122 | else: | |
122 | return False |
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123 | return False | |
123 |
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124 | |||
124 |
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125 | |||
125 | def protect_filename(s): |
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126 | def protect_filename(s): | |
126 | """Escape a string to protect certain characters.""" |
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127 | """Escape a string to protect certain characters.""" | |
127 |
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128 | |||
128 | return "".join([(ch in PROTECTABLES and '\\' + ch or ch) |
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129 | return "".join([(ch in PROTECTABLES and '\\' + ch or ch) | |
129 | for ch in s]) |
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130 | for ch in s]) | |
130 |
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131 | |||
131 | def expand_user(path): |
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132 | def expand_user(path): | |
132 | """Expand '~'-style usernames in strings. |
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133 | """Expand '~'-style usernames in strings. | |
133 |
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134 | |||
134 | This is similar to :func:`os.path.expanduser`, but it computes and returns |
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135 | This is similar to :func:`os.path.expanduser`, but it computes and returns | |
135 | extra information that will be useful if the input was being used in |
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136 | extra information that will be useful if the input was being used in | |
136 | computing completions, and you wish to return the completions with the |
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137 | computing completions, and you wish to return the completions with the | |
137 | original '~' instead of its expanded value. |
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138 | original '~' instead of its expanded value. | |
138 |
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139 | |||
139 | Parameters |
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140 | Parameters | |
140 | ---------- |
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141 | ---------- | |
141 | path : str |
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142 | path : str | |
142 | String to be expanded. If no ~ is present, the output is the same as the |
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143 | String to be expanded. If no ~ is present, the output is the same as the | |
143 | input. |
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144 | input. | |
144 |
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145 | |||
145 | Returns |
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146 | Returns | |
146 | ------- |
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147 | ------- | |
147 | newpath : str |
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148 | newpath : str | |
148 | Result of ~ expansion in the input path. |
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149 | Result of ~ expansion in the input path. | |
149 | tilde_expand : bool |
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150 | tilde_expand : bool | |
150 | Whether any expansion was performed or not. |
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151 | Whether any expansion was performed or not. | |
151 | tilde_val : str |
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152 | tilde_val : str | |
152 | The value that ~ was replaced with. |
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153 | The value that ~ was replaced with. | |
153 | """ |
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154 | """ | |
154 | # Default values |
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155 | # Default values | |
155 | tilde_expand = False |
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156 | tilde_expand = False | |
156 | tilde_val = '' |
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157 | tilde_val = '' | |
157 | newpath = path |
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158 | newpath = path | |
158 |
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159 | |||
159 | if path.startswith('~'): |
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160 | if path.startswith('~'): | |
160 | tilde_expand = True |
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161 | tilde_expand = True | |
161 | rest = len(path)-1 |
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162 | rest = len(path)-1 | |
162 | newpath = os.path.expanduser(path) |
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163 | newpath = os.path.expanduser(path) | |
163 | if rest: |
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164 | if rest: | |
164 | tilde_val = newpath[:-rest] |
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165 | tilde_val = newpath[:-rest] | |
165 | else: |
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166 | else: | |
166 | tilde_val = newpath |
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167 | tilde_val = newpath | |
167 |
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168 | |||
168 | return newpath, tilde_expand, tilde_val |
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169 | return newpath, tilde_expand, tilde_val | |
169 |
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170 | |||
170 |
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171 | |||
171 | def compress_user(path, tilde_expand, tilde_val): |
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172 | def compress_user(path, tilde_expand, tilde_val): | |
172 | """Does the opposite of expand_user, with its outputs. |
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173 | """Does the opposite of expand_user, with its outputs. | |
173 | """ |
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174 | """ | |
174 | if tilde_expand: |
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175 | if tilde_expand: | |
175 | return path.replace(tilde_val, '~') |
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176 | return path.replace(tilde_val, '~') | |
176 | else: |
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177 | else: | |
177 | return path |
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178 | return path | |
178 |
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179 | |||
179 |
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180 | |||
180 |
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181 | |||
181 | def penalize_magics_key(word): |
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182 | def penalize_magics_key(word): | |
182 | """key for sorting that penalizes magic commands in the ordering |
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183 | """key for sorting that penalizes magic commands in the ordering | |
183 |
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184 | |||
184 | Normal words are left alone. |
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185 | Normal words are left alone. | |
185 |
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186 | |||
186 | Magic commands have the initial % moved to the end, e.g. |
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187 | Magic commands have the initial % moved to the end, e.g. | |
187 | %matplotlib is transformed as follows: |
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188 | %matplotlib is transformed as follows: | |
188 |
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189 | |||
189 | %matplotlib -> matplotlib% |
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190 | %matplotlib -> matplotlib% | |
190 |
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191 | |||
191 | [The choice of the final % is arbitrary.] |
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192 | [The choice of the final % is arbitrary.] | |
192 |
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193 | |||
193 | Since "matplotlib" < "matplotlib%" as strings, |
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194 | Since "matplotlib" < "matplotlib%" as strings, | |
194 | "timeit" will appear before the magic "%timeit" in the ordering |
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195 | "timeit" will appear before the magic "%timeit" in the ordering | |
195 |
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196 | |||
196 | For consistency, move "%%" to the end, so cell magics appear *after* |
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197 | For consistency, move "%%" to the end, so cell magics appear *after* | |
197 | line magics with the same name. |
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198 | line magics with the same name. | |
198 |
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199 | |||
199 | A check is performed that there are no other "%" in the string; |
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200 | A check is performed that there are no other "%" in the string; | |
200 | if there are, then the string is not a magic command and is left unchanged. |
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201 | if there are, then the string is not a magic command and is left unchanged. | |
201 |
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202 | |||
202 | """ |
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203 | """ | |
203 |
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204 | |||
204 | # Move any % signs from start to end of the key |
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205 | # Move any % signs from start to end of the key | |
205 | # provided there are no others elsewhere in the string |
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206 | # provided there are no others elsewhere in the string | |
206 |
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207 | |||
207 | if word[:2] == "%%": |
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208 | if word[:2] == "%%": | |
208 | if not "%" in word[2:]: |
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209 | if not "%" in word[2:]: | |
209 | return word[2:] + "%%" |
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210 | return word[2:] + "%%" | |
210 |
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211 | |||
211 | if word[:1] == "%": |
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212 | if word[:1] == "%": | |
212 | if not "%" in word[1:]: |
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213 | if not "%" in word[1:]: | |
213 | return word[1:] + "%" |
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214 | return word[1:] + "%" | |
214 |
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215 | |||
215 | return word |
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216 | return word | |
216 |
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217 | |||
217 |
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218 | |||
218 |
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219 | |||
219 | class Bunch(object): pass |
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220 | class Bunch(object): pass | |
220 |
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221 | |||
221 |
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222 | |||
222 | DELIMS = ' \t\n`!@#$^&*()=+[{]}\\|;:\'",<>?' |
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223 | DELIMS = ' \t\n`!@#$^&*()=+[{]}\\|;:\'",<>?' | |
223 | GREEDY_DELIMS = ' =\r\n' |
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224 | GREEDY_DELIMS = ' =\r\n' | |
224 |
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225 | |||
225 |
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226 | |||
226 | class CompletionSplitter(object): |
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227 | class CompletionSplitter(object): | |
227 | """An object to split an input line in a manner similar to readline. |
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228 | """An object to split an input line in a manner similar to readline. | |
228 |
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229 | |||
229 | By having our own implementation, we can expose readline-like completion in |
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230 | By having our own implementation, we can expose readline-like completion in | |
230 | a uniform manner to all frontends. This object only needs to be given the |
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231 | a uniform manner to all frontends. This object only needs to be given the | |
231 | line of text to be split and the cursor position on said line, and it |
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232 | line of text to be split and the cursor position on said line, and it | |
232 | returns the 'word' to be completed on at the cursor after splitting the |
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233 | returns the 'word' to be completed on at the cursor after splitting the | |
233 | entire line. |
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234 | entire line. | |
234 |
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235 | |||
235 | What characters are used as splitting delimiters can be controlled by |
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236 | What characters are used as splitting delimiters can be controlled by | |
236 | setting the `delims` attribute (this is a property that internally |
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237 | setting the `delims` attribute (this is a property that internally | |
237 | automatically builds the necessary regular expression)""" |
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238 | automatically builds the necessary regular expression)""" | |
238 |
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239 | |||
239 | # Private interface |
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240 | # Private interface | |
240 |
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241 | |||
241 | # A string of delimiter characters. The default value makes sense for |
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242 | # A string of delimiter characters. The default value makes sense for | |
242 | # IPython's most typical usage patterns. |
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243 | # IPython's most typical usage patterns. | |
243 | _delims = DELIMS |
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244 | _delims = DELIMS | |
244 |
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245 | |||
245 | # The expression (a normal string) to be compiled into a regular expression |
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246 | # The expression (a normal string) to be compiled into a regular expression | |
246 | # for actual splitting. We store it as an attribute mostly for ease of |
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247 | # for actual splitting. We store it as an attribute mostly for ease of | |
247 | # debugging, since this type of code can be so tricky to debug. |
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248 | # debugging, since this type of code can be so tricky to debug. | |
248 | _delim_expr = None |
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249 | _delim_expr = None | |
249 |
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250 | |||
250 | # The regular expression that does the actual splitting |
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251 | # The regular expression that does the actual splitting | |
251 | _delim_re = None |
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252 | _delim_re = None | |
252 |
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253 | |||
253 | def __init__(self, delims=None): |
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254 | def __init__(self, delims=None): | |
254 | delims = CompletionSplitter._delims if delims is None else delims |
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255 | delims = CompletionSplitter._delims if delims is None else delims | |
255 | self.delims = delims |
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256 | self.delims = delims | |
256 |
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257 | |||
257 | @property |
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258 | @property | |
258 | def delims(self): |
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259 | def delims(self): | |
259 | """Return the string of delimiter characters.""" |
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260 | """Return the string of delimiter characters.""" | |
260 | return self._delims |
|
261 | return self._delims | |
261 |
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262 | |||
262 | @delims.setter |
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263 | @delims.setter | |
263 | def delims(self, delims): |
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264 | def delims(self, delims): | |
264 | """Set the delimiters for line splitting.""" |
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265 | """Set the delimiters for line splitting.""" | |
265 | expr = '[' + ''.join('\\'+ c for c in delims) + ']' |
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266 | expr = '[' + ''.join('\\'+ c for c in delims) + ']' | |
266 | self._delim_re = re.compile(expr) |
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267 | self._delim_re = re.compile(expr) | |
267 | self._delims = delims |
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268 | self._delims = delims | |
268 | self._delim_expr = expr |
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269 | self._delim_expr = expr | |
269 |
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270 | |||
270 | def split_line(self, line, cursor_pos=None): |
|
271 | def split_line(self, line, cursor_pos=None): | |
271 | """Split a line of text with a cursor at the given position. |
|
272 | """Split a line of text with a cursor at the given position. | |
272 | """ |
|
273 | """ | |
273 | l = line if cursor_pos is None else line[:cursor_pos] |
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274 | l = line if cursor_pos is None else line[:cursor_pos] | |
274 | return self._delim_re.split(l)[-1] |
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275 | return self._delim_re.split(l)[-1] | |
275 |
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276 | |||
276 |
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277 | |||
277 | class Completer(Configurable): |
|
278 | class Completer(Configurable): | |
278 |
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279 | |||
279 | greedy = CBool(False, config=True, |
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280 | greedy = CBool(False, config=True, | |
280 | help="""Activate greedy completion |
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281 | help="""Activate greedy completion | |
281 |
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282 | |||
282 | This will enable completion on elements of lists, results of function calls, etc., |
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283 | This will enable completion on elements of lists, results of function calls, etc., | |
283 | but can be unsafe because the code is actually evaluated on TAB. |
|
284 | but can be unsafe because the code is actually evaluated on TAB. | |
284 | """ |
|
285 | """ | |
285 | ) |
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286 | ) | |
286 |
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287 | |||
287 |
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288 | |||
288 | def __init__(self, namespace=None, global_namespace=None, **kwargs): |
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289 | def __init__(self, namespace=None, global_namespace=None, **kwargs): | |
289 | """Create a new completer for the command line. |
|
290 | """Create a new completer for the command line. | |
290 |
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291 | |||
291 | Completer(namespace=ns,global_namespace=ns2) -> completer instance. |
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292 | Completer(namespace=ns,global_namespace=ns2) -> completer instance. | |
292 |
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293 | |||
293 | If unspecified, the default namespace where completions are performed |
|
294 | If unspecified, the default namespace where completions are performed | |
294 | is __main__ (technically, __main__.__dict__). Namespaces should be |
|
295 | is __main__ (technically, __main__.__dict__). Namespaces should be | |
295 | given as dictionaries. |
|
296 | given as dictionaries. | |
296 |
|
297 | |||
297 | An optional second namespace can be given. This allows the completer |
|
298 | An optional second namespace can be given. This allows the completer | |
298 | to handle cases where both the local and global scopes need to be |
|
299 | to handle cases where both the local and global scopes need to be | |
299 | distinguished. |
|
300 | distinguished. | |
300 |
|
301 | |||
301 | Completer instances should be used as the completion mechanism of |
|
302 | Completer instances should be used as the completion mechanism of | |
302 | readline via the set_completer() call: |
|
303 | readline via the set_completer() call: | |
303 |
|
304 | |||
304 | readline.set_completer(Completer(my_namespace).complete) |
|
305 | readline.set_completer(Completer(my_namespace).complete) | |
305 | """ |
|
306 | """ | |
306 |
|
307 | |||
307 | # Don't bind to namespace quite yet, but flag whether the user wants a |
|
308 | # Don't bind to namespace quite yet, but flag whether the user wants a | |
308 | # specific namespace or to use __main__.__dict__. This will allow us |
|
309 | # specific namespace or to use __main__.__dict__. This will allow us | |
309 | # to bind to __main__.__dict__ at completion time, not now. |
|
310 | # to bind to __main__.__dict__ at completion time, not now. | |
310 | if namespace is None: |
|
311 | if namespace is None: | |
311 | self.use_main_ns = 1 |
|
312 | self.use_main_ns = 1 | |
312 | else: |
|
313 | else: | |
313 | self.use_main_ns = 0 |
|
314 | self.use_main_ns = 0 | |
314 | self.namespace = namespace |
|
315 | self.namespace = namespace | |
315 |
|
316 | |||
316 | # The global namespace, if given, can be bound directly |
|
317 | # The global namespace, if given, can be bound directly | |
317 | if global_namespace is None: |
|
318 | if global_namespace is None: | |
318 | self.global_namespace = {} |
|
319 | self.global_namespace = {} | |
319 | else: |
|
320 | else: | |
320 | self.global_namespace = global_namespace |
|
321 | self.global_namespace = global_namespace | |
321 |
|
322 | |||
322 | super(Completer, self).__init__(**kwargs) |
|
323 | super(Completer, self).__init__(**kwargs) | |
323 |
|
324 | |||
324 | def complete(self, text, state): |
|
325 | def complete(self, text, state): | |
325 | """Return the next possible completion for 'text'. |
|
326 | """Return the next possible completion for 'text'. | |
326 |
|
327 | |||
327 | This is called successively with state == 0, 1, 2, ... until it |
|
328 | This is called successively with state == 0, 1, 2, ... until it | |
328 | returns None. The completion should begin with 'text'. |
|
329 | returns None. The completion should begin with 'text'. | |
329 |
|
330 | |||
330 | """ |
|
331 | """ | |
331 | if self.use_main_ns: |
|
332 | if self.use_main_ns: | |
332 | self.namespace = __main__.__dict__ |
|
333 | self.namespace = __main__.__dict__ | |
333 |
|
334 | |||
334 | if state == 0: |
|
335 | if state == 0: | |
335 | if "." in text: |
|
336 | if "." in text: | |
336 | self.matches = self.attr_matches(text) |
|
337 | self.matches = self.attr_matches(text) | |
337 | else: |
|
338 | else: | |
338 | self.matches = self.global_matches(text) |
|
339 | self.matches = self.global_matches(text) | |
339 | try: |
|
340 | try: | |
340 | return self.matches[state] |
|
341 | return self.matches[state] | |
341 | except IndexError: |
|
342 | except IndexError: | |
342 | return None |
|
343 | return None | |
343 |
|
344 | |||
344 | def global_matches(self, text): |
|
345 | def global_matches(self, text): | |
345 | """Compute matches when text is a simple name. |
|
346 | """Compute matches when text is a simple name. | |
346 |
|
347 | |||
347 | Return a list of all keywords, built-in functions and names currently |
|
348 | Return a list of all keywords, built-in functions and names currently | |
348 | defined in self.namespace or self.global_namespace that match. |
|
349 | defined in self.namespace or self.global_namespace that match. | |
349 |
|
350 | |||
350 | """ |
|
351 | """ | |
351 | #print 'Completer->global_matches, txt=%r' % text # dbg |
|
352 | #print 'Completer->global_matches, txt=%r' % text # dbg | |
352 | matches = [] |
|
353 | matches = [] | |
353 | match_append = matches.append |
|
354 | match_append = matches.append | |
354 | n = len(text) |
|
355 | n = len(text) | |
355 | for lst in [keyword.kwlist, |
|
356 | for lst in [keyword.kwlist, | |
356 | builtin_mod.__dict__.keys(), |
|
357 | builtin_mod.__dict__.keys(), | |
357 | self.namespace.keys(), |
|
358 | self.namespace.keys(), | |
358 | self.global_namespace.keys()]: |
|
359 | self.global_namespace.keys()]: | |
359 | for word in lst: |
|
360 | for word in lst: | |
360 | if word[:n] == text and word != "__builtins__": |
|
361 | if word[:n] == text and word != "__builtins__": | |
361 | match_append(word) |
|
362 | match_append(word) | |
362 | return matches |
|
363 | return matches | |
363 |
|
364 | |||
364 | def attr_matches(self, text): |
|
365 | def attr_matches(self, text): | |
365 | """Compute matches when text contains a dot. |
|
366 | """Compute matches when text contains a dot. | |
366 |
|
367 | |||
367 | Assuming the text is of the form NAME.NAME....[NAME], and is |
|
368 | Assuming the text is of the form NAME.NAME....[NAME], and is | |
368 | evaluatable in self.namespace or self.global_namespace, it will be |
|
369 | evaluatable in self.namespace or self.global_namespace, it will be | |
369 | evaluated and its attributes (as revealed by dir()) are used as |
|
370 | evaluated and its attributes (as revealed by dir()) are used as | |
370 | possible completions. (For class instances, class members are are |
|
371 | possible completions. (For class instances, class members are are | |
371 | also considered.) |
|
372 | also considered.) | |
372 |
|
373 | |||
373 | WARNING: this can still invoke arbitrary C code, if an object |
|
374 | WARNING: this can still invoke arbitrary C code, if an object | |
374 | with a __getattr__ hook is evaluated. |
|
375 | with a __getattr__ hook is evaluated. | |
375 |
|
376 | |||
376 | """ |
|
377 | """ | |
377 |
|
378 | |||
378 | #io.rprint('Completer->attr_matches, txt=%r' % text) # dbg |
|
379 | #io.rprint('Completer->attr_matches, txt=%r' % text) # dbg | |
379 | # Another option, seems to work great. Catches things like ''.<tab> |
|
380 | # Another option, seems to work great. Catches things like ''.<tab> | |
380 | m = re.match(r"(\S+(\.\w+)*)\.(\w*)$", text) |
|
381 | m = re.match(r"(\S+(\.\w+)*)\.(\w*)$", text) | |
381 |
|
382 | |||
382 | if m: |
|
383 | if m: | |
383 | expr, attr = m.group(1, 3) |
|
384 | expr, attr = m.group(1, 3) | |
384 | elif self.greedy: |
|
385 | elif self.greedy: | |
385 | m2 = re.match(r"(.+)\.(\w*)$", self.line_buffer) |
|
386 | m2 = re.match(r"(.+)\.(\w*)$", self.line_buffer) | |
386 | if not m2: |
|
387 | if not m2: | |
387 | return [] |
|
388 | return [] | |
388 | expr, attr = m2.group(1,2) |
|
389 | expr, attr = m2.group(1,2) | |
389 | else: |
|
390 | else: | |
390 | return [] |
|
391 | return [] | |
391 |
|
392 | |||
392 | try: |
|
393 | try: | |
393 | obj = eval(expr, self.namespace) |
|
394 | obj = eval(expr, self.namespace) | |
394 | except: |
|
395 | except: | |
395 | try: |
|
396 | try: | |
396 | obj = eval(expr, self.global_namespace) |
|
397 | obj = eval(expr, self.global_namespace) | |
397 | except: |
|
398 | except: | |
398 | return [] |
|
399 | return [] | |
399 |
|
400 | |||
400 | if self.limit_to__all__ and hasattr(obj, '__all__'): |
|
401 | if self.limit_to__all__ and hasattr(obj, '__all__'): | |
401 | words = get__all__entries(obj) |
|
402 | words = get__all__entries(obj) | |
402 | else: |
|
403 | else: | |
403 | words = dir2(obj) |
|
404 | words = dir2(obj) | |
404 |
|
405 | |||
405 | try: |
|
406 | try: | |
406 | words = generics.complete_object(obj, words) |
|
407 | words = generics.complete_object(obj, words) | |
407 | except TryNext: |
|
408 | except TryNext: | |
408 | pass |
|
409 | pass | |
409 | except Exception: |
|
410 | except Exception: | |
410 | # Silence errors from completion function |
|
411 | # Silence errors from completion function | |
411 | #raise # dbg |
|
412 | #raise # dbg | |
412 | pass |
|
413 | pass | |
413 | # Build match list to return |
|
414 | # Build match list to return | |
414 | n = len(attr) |
|
415 | n = len(attr) | |
415 | res = ["%s.%s" % (expr, w) for w in words if w[:n] == attr ] |
|
416 | res = ["%s.%s" % (expr, w) for w in words if w[:n] == attr ] | |
416 | return res |
|
417 | return res | |
417 |
|
418 | |||
418 |
|
419 | |||
419 | def get__all__entries(obj): |
|
420 | def get__all__entries(obj): | |
420 | """returns the strings in the __all__ attribute""" |
|
421 | """returns the strings in the __all__ attribute""" | |
421 | try: |
|
422 | try: | |
422 | words = getattr(obj, '__all__') |
|
423 | words = getattr(obj, '__all__') | |
423 | except: |
|
424 | except: | |
424 | return [] |
|
425 | return [] | |
425 |
|
426 | |||
426 | return [w for w in words if isinstance(w, string_types)] |
|
427 | return [w for w in words if isinstance(w, string_types)] | |
427 |
|
428 | |||
428 |
|
429 | |||
429 | def match_dict_keys(keys, prefix): |
|
430 | def match_dict_keys(keys, prefix): | |
430 | """Used by dict_key_matches, matching the prefix to a list of keys""" |
|
431 | """Used by dict_key_matches, matching the prefix to a list of keys""" | |
431 | if not prefix: |
|
432 | if not prefix: | |
432 | return None, [repr(k) for k in keys |
|
433 | return None, 0, [repr(k) for k in keys | |
433 | if isinstance(k, (string_types, bytes))] |
|
434 | if isinstance(k, (string_types, bytes))] | |
434 | quote_match = re.search('["\']', prefix) |
|
435 | quote_match = re.search('["\']', prefix) | |
435 | quote = quote_match.group() |
|
436 | quote = quote_match.group() | |
436 | try: |
|
437 | try: | |
437 | prefix_str = eval(prefix + quote, {}) |
|
438 | prefix_str = eval(prefix + quote, {}) | |
438 | except Exception: |
|
439 | except Exception: | |
439 | return None, [] |
|
440 | return None, 0, [] | |
440 |
|
441 | |||
441 |
token_ |
|
442 | token_match = re.search(r'\w*$', prefix, re.UNICODE) | |
|
443 | token_start = token_match.start() | |||
|
444 | token_prefix = token_match.group() | |||
442 |
|
445 | |||
443 | # TODO: support bytes in Py3k |
|
446 | # TODO: support bytes in Py3k | |
444 | matched = [] |
|
447 | matched = [] | |
445 | for key in keys: |
|
448 | for key in keys: | |
446 | try: |
|
449 | try: | |
447 | if not key.startswith(prefix_str): |
|
450 | if not key.startswith(prefix_str): | |
448 | continue |
|
451 | continue | |
449 | except (AttributeError, TypeError, UnicodeError): |
|
452 | except (AttributeError, TypeError, UnicodeError): | |
450 | # Python 3+ TypeError on b'a'.startswith('a') or vice-versa |
|
453 | # Python 3+ TypeError on b'a'.startswith('a') or vice-versa | |
451 | continue |
|
454 | continue | |
452 |
|
455 | |||
453 | # reformat remainder of key to begin with prefix |
|
456 | # reformat remainder of key to begin with prefix | |
454 | rem = key[len(prefix_str):] |
|
457 | rem = key[len(prefix_str):] | |
455 | # force repr wrapped in ' |
|
458 | # force repr wrapped in ' | |
456 | rem_repr = repr(rem + '"') |
|
459 | rem_repr = repr(rem + '"') | |
457 | if rem_repr.startswith('u') and prefix[0] not in 'uU': |
|
460 | if rem_repr.startswith('u') and prefix[0] not in 'uU': | |
458 | # Found key is unicode, but prefix is Py2 string. |
|
461 | # Found key is unicode, but prefix is Py2 string. | |
459 | # Therefore attempt to interpret key as string. |
|
462 | # Therefore attempt to interpret key as string. | |
460 | try: |
|
463 | try: | |
461 | rem_repr = repr(rem.encode('ascii') + '"') |
|
464 | rem_repr = repr(rem.encode('ascii') + '"') | |
462 | except UnicodeEncodeError: |
|
465 | except UnicodeEncodeError: | |
463 | continue |
|
466 | continue | |
464 |
|
467 | |||
465 | rem_repr = rem_repr[1 + rem_repr.index("'"):-2] |
|
468 | rem_repr = rem_repr[1 + rem_repr.index("'"):-2] | |
466 | if quote == '"': |
|
469 | if quote == '"': | |
467 | # The entered prefix is quoted with ", |
|
470 | # The entered prefix is quoted with ", | |
468 | # but the match is quoted with '. |
|
471 | # but the match is quoted with '. | |
469 | # A contained " hence needs escaping for comparison: |
|
472 | # A contained " hence needs escaping for comparison: | |
470 | rem_repr = rem_repr.replace('"', '\\"') |
|
473 | rem_repr = rem_repr.replace('"', '\\"') | |
471 |
|
474 | |||
472 | # then reinsert prefix from start of token |
|
475 | # then reinsert prefix from start of token | |
473 | matched.append('%s%s' % (token_prefix, rem_repr)) |
|
476 | matched.append('%s%s' % (token_prefix, rem_repr)) | |
474 | return quote, matched |
|
477 | return quote, token_start, matched | |
475 |
|
478 | |||
476 |
|
479 | |||
477 | def _safe_isinstance(obj, module, class_name): |
|
480 | def _safe_isinstance(obj, module, class_name): | |
478 | """Checks if obj is an instance of module.class_name if loaded |
|
481 | """Checks if obj is an instance of module.class_name if loaded | |
479 | """ |
|
482 | """ | |
480 | return (module in sys.modules and |
|
483 | return (module in sys.modules and | |
481 | isinstance(obj, getattr(__import__(module), class_name))) |
|
484 | isinstance(obj, getattr(__import__(module), class_name))) | |
482 |
|
485 | |||
483 |
|
486 | |||
484 |
|
487 | |||
485 | class IPCompleter(Completer): |
|
488 | class IPCompleter(Completer): | |
486 | """Extension of the completer class with IPython-specific features""" |
|
489 | """Extension of the completer class with IPython-specific features""" | |
487 |
|
490 | |||
488 | def _greedy_changed(self, name, old, new): |
|
491 | def _greedy_changed(self, name, old, new): | |
489 | """update the splitter and readline delims when greedy is changed""" |
|
492 | """update the splitter and readline delims when greedy is changed""" | |
490 | if new: |
|
493 | if new: | |
491 | self.splitter.delims = GREEDY_DELIMS |
|
494 | self.splitter.delims = GREEDY_DELIMS | |
492 | else: |
|
495 | else: | |
493 | self.splitter.delims = DELIMS |
|
496 | self.splitter.delims = DELIMS | |
494 |
|
497 | |||
495 | if self.readline: |
|
498 | if self.readline: | |
496 | self.readline.set_completer_delims(self.splitter.delims) |
|
499 | self.readline.set_completer_delims(self.splitter.delims) | |
497 |
|
500 | |||
498 | merge_completions = CBool(True, config=True, |
|
501 | merge_completions = CBool(True, config=True, | |
499 | help="""Whether to merge completion results into a single list |
|
502 | help="""Whether to merge completion results into a single list | |
500 |
|
503 | |||
501 | If False, only the completion results from the first non-empty |
|
504 | If False, only the completion results from the first non-empty | |
502 | completer will be returned. |
|
505 | completer will be returned. | |
503 | """ |
|
506 | """ | |
504 | ) |
|
507 | ) | |
505 | omit__names = Enum((0,1,2), default_value=2, config=True, |
|
508 | omit__names = Enum((0,1,2), default_value=2, config=True, | |
506 | help="""Instruct the completer to omit private method names |
|
509 | help="""Instruct the completer to omit private method names | |
507 |
|
510 | |||
508 | Specifically, when completing on ``object.<tab>``. |
|
511 | Specifically, when completing on ``object.<tab>``. | |
509 |
|
512 | |||
510 | When 2 [default]: all names that start with '_' will be excluded. |
|
513 | When 2 [default]: all names that start with '_' will be excluded. | |
511 |
|
514 | |||
512 | When 1: all 'magic' names (``__foo__``) will be excluded. |
|
515 | When 1: all 'magic' names (``__foo__``) will be excluded. | |
513 |
|
516 | |||
514 | When 0: nothing will be excluded. |
|
517 | When 0: nothing will be excluded. | |
515 | """ |
|
518 | """ | |
516 | ) |
|
519 | ) | |
517 | limit_to__all__ = CBool(default_value=False, config=True, |
|
520 | limit_to__all__ = CBool(default_value=False, config=True, | |
518 | help="""Instruct the completer to use __all__ for the completion |
|
521 | help="""Instruct the completer to use __all__ for the completion | |
519 |
|
522 | |||
520 | Specifically, when completing on ``object.<tab>``. |
|
523 | Specifically, when completing on ``object.<tab>``. | |
521 |
|
524 | |||
522 | When True: only those names in obj.__all__ will be included. |
|
525 | When True: only those names in obj.__all__ will be included. | |
523 |
|
526 | |||
524 | When False [default]: the __all__ attribute is ignored |
|
527 | When False [default]: the __all__ attribute is ignored | |
525 | """ |
|
528 | """ | |
526 | ) |
|
529 | ) | |
527 |
|
530 | |||
528 | def __init__(self, shell=None, namespace=None, global_namespace=None, |
|
531 | def __init__(self, shell=None, namespace=None, global_namespace=None, | |
529 | use_readline=True, config=None, **kwargs): |
|
532 | use_readline=True, config=None, **kwargs): | |
530 | """IPCompleter() -> completer |
|
533 | """IPCompleter() -> completer | |
531 |
|
534 | |||
532 | Return a completer object suitable for use by the readline library |
|
535 | Return a completer object suitable for use by the readline library | |
533 | via readline.set_completer(). |
|
536 | via readline.set_completer(). | |
534 |
|
537 | |||
535 | Inputs: |
|
538 | Inputs: | |
536 |
|
539 | |||
537 | - shell: a pointer to the ipython shell itself. This is needed |
|
540 | - shell: a pointer to the ipython shell itself. This is needed | |
538 | because this completer knows about magic functions, and those can |
|
541 | because this completer knows about magic functions, and those can | |
539 | only be accessed via the ipython instance. |
|
542 | only be accessed via the ipython instance. | |
540 |
|
543 | |||
541 | - namespace: an optional dict where completions are performed. |
|
544 | - namespace: an optional dict where completions are performed. | |
542 |
|
545 | |||
543 | - global_namespace: secondary optional dict for completions, to |
|
546 | - global_namespace: secondary optional dict for completions, to | |
544 | handle cases (such as IPython embedded inside functions) where |
|
547 | handle cases (such as IPython embedded inside functions) where | |
545 | both Python scopes are visible. |
|
548 | both Python scopes are visible. | |
546 |
|
549 | |||
547 | use_readline : bool, optional |
|
550 | use_readline : bool, optional | |
548 | If true, use the readline library. This completer can still function |
|
551 | If true, use the readline library. This completer can still function | |
549 | without readline, though in that case callers must provide some extra |
|
552 | without readline, though in that case callers must provide some extra | |
550 | information on each call about the current line.""" |
|
553 | information on each call about the current line.""" | |
551 |
|
554 | |||
552 | self.magic_escape = ESC_MAGIC |
|
555 | self.magic_escape = ESC_MAGIC | |
553 | self.splitter = CompletionSplitter() |
|
556 | self.splitter = CompletionSplitter() | |
554 |
|
557 | |||
555 | # Readline configuration, only used by the rlcompleter method. |
|
558 | # Readline configuration, only used by the rlcompleter method. | |
556 | if use_readline: |
|
559 | if use_readline: | |
557 | # We store the right version of readline so that later code |
|
560 | # We store the right version of readline so that later code | |
558 | import IPython.utils.rlineimpl as readline |
|
561 | import IPython.utils.rlineimpl as readline | |
559 | self.readline = readline |
|
562 | self.readline = readline | |
560 | else: |
|
563 | else: | |
561 | self.readline = None |
|
564 | self.readline = None | |
562 |
|
565 | |||
563 | # _greedy_changed() depends on splitter and readline being defined: |
|
566 | # _greedy_changed() depends on splitter and readline being defined: | |
564 | Completer.__init__(self, namespace=namespace, global_namespace=global_namespace, |
|
567 | Completer.__init__(self, namespace=namespace, global_namespace=global_namespace, | |
565 | config=config, **kwargs) |
|
568 | config=config, **kwargs) | |
566 |
|
569 | |||
567 | # List where completion matches will be stored |
|
570 | # List where completion matches will be stored | |
568 | self.matches = [] |
|
571 | self.matches = [] | |
569 | self.shell = shell |
|
572 | self.shell = shell | |
570 | # Regexp to split filenames with spaces in them |
|
573 | # Regexp to split filenames with spaces in them | |
571 | self.space_name_re = re.compile(r'([^\\] )') |
|
574 | self.space_name_re = re.compile(r'([^\\] )') | |
572 | # Hold a local ref. to glob.glob for speed |
|
575 | # Hold a local ref. to glob.glob for speed | |
573 | self.glob = glob.glob |
|
576 | self.glob = glob.glob | |
574 |
|
577 | |||
575 | # Determine if we are running on 'dumb' terminals, like (X)Emacs |
|
578 | # Determine if we are running on 'dumb' terminals, like (X)Emacs | |
576 | # buffers, to avoid completion problems. |
|
579 | # buffers, to avoid completion problems. | |
577 | term = os.environ.get('TERM','xterm') |
|
580 | term = os.environ.get('TERM','xterm') | |
578 | self.dumb_terminal = term in ['dumb','emacs'] |
|
581 | self.dumb_terminal = term in ['dumb','emacs'] | |
579 |
|
582 | |||
580 | # Special handling of backslashes needed in win32 platforms |
|
583 | # Special handling of backslashes needed in win32 platforms | |
581 | if sys.platform == "win32": |
|
584 | if sys.platform == "win32": | |
582 | self.clean_glob = self._clean_glob_win32 |
|
585 | self.clean_glob = self._clean_glob_win32 | |
583 | else: |
|
586 | else: | |
584 | self.clean_glob = self._clean_glob |
|
587 | self.clean_glob = self._clean_glob | |
585 |
|
588 | |||
586 | #regexp to parse docstring for function signature |
|
589 | #regexp to parse docstring for function signature | |
587 | self.docstring_sig_re = re.compile(r'^[\w|\s.]+\(([^)]*)\).*') |
|
590 | self.docstring_sig_re = re.compile(r'^[\w|\s.]+\(([^)]*)\).*') | |
588 | self.docstring_kwd_re = re.compile(r'[\s|\[]*(\w+)(?:\s*=\s*.*)') |
|
591 | self.docstring_kwd_re = re.compile(r'[\s|\[]*(\w+)(?:\s*=\s*.*)') | |
589 | #use this if positional argument name is also needed |
|
592 | #use this if positional argument name is also needed | |
590 | #= re.compile(r'[\s|\[]*(\w+)(?:\s*=?\s*.*)') |
|
593 | #= re.compile(r'[\s|\[]*(\w+)(?:\s*=?\s*.*)') | |
591 |
|
594 | |||
592 | # All active matcher routines for completion |
|
595 | # All active matcher routines for completion | |
593 | self.matchers = [self.python_matches, |
|
596 | self.matchers = [self.python_matches, | |
594 | self.file_matches, |
|
597 | self.file_matches, | |
595 | self.magic_matches, |
|
598 | self.magic_matches, | |
596 | self.python_func_kw_matches, |
|
599 | self.python_func_kw_matches, | |
597 | self.dict_key_matches, |
|
600 | self.dict_key_matches, | |
598 | ] |
|
601 | ] | |
599 |
|
602 | |||
600 | def all_completions(self, text): |
|
603 | def all_completions(self, text): | |
601 | """ |
|
604 | """ | |
602 | Wrapper around the complete method for the benefit of emacs |
|
605 | Wrapper around the complete method for the benefit of emacs | |
603 | and pydb. |
|
606 | and pydb. | |
604 | """ |
|
607 | """ | |
605 | return self.complete(text)[1] |
|
608 | return self.complete(text)[1] | |
606 |
|
609 | |||
607 | def _clean_glob(self,text): |
|
610 | def _clean_glob(self,text): | |
608 | return self.glob("%s*" % text) |
|
611 | return self.glob("%s*" % text) | |
609 |
|
612 | |||
610 | def _clean_glob_win32(self,text): |
|
613 | def _clean_glob_win32(self,text): | |
611 | return [f.replace("\\","/") |
|
614 | return [f.replace("\\","/") | |
612 | for f in self.glob("%s*" % text)] |
|
615 | for f in self.glob("%s*" % text)] | |
613 |
|
616 | |||
614 | def file_matches(self, text): |
|
617 | def file_matches(self, text): | |
615 | """Match filenames, expanding ~USER type strings. |
|
618 | """Match filenames, expanding ~USER type strings. | |
616 |
|
619 | |||
617 | Most of the seemingly convoluted logic in this completer is an |
|
620 | Most of the seemingly convoluted logic in this completer is an | |
618 | attempt to handle filenames with spaces in them. And yet it's not |
|
621 | attempt to handle filenames with spaces in them. And yet it's not | |
619 | quite perfect, because Python's readline doesn't expose all of the |
|
622 | quite perfect, because Python's readline doesn't expose all of the | |
620 | GNU readline details needed for this to be done correctly. |
|
623 | GNU readline details needed for this to be done correctly. | |
621 |
|
624 | |||
622 | For a filename with a space in it, the printed completions will be |
|
625 | For a filename with a space in it, the printed completions will be | |
623 | only the parts after what's already been typed (instead of the |
|
626 | only the parts after what's already been typed (instead of the | |
624 | full completions, as is normally done). I don't think with the |
|
627 | full completions, as is normally done). I don't think with the | |
625 | current (as of Python 2.3) Python readline it's possible to do |
|
628 | current (as of Python 2.3) Python readline it's possible to do | |
626 | better.""" |
|
629 | better.""" | |
627 |
|
630 | |||
628 | #io.rprint('Completer->file_matches: <%r>' % text) # dbg |
|
631 | #io.rprint('Completer->file_matches: <%r>' % text) # dbg | |
629 |
|
632 | |||
630 | # chars that require escaping with backslash - i.e. chars |
|
633 | # chars that require escaping with backslash - i.e. chars | |
631 | # that readline treats incorrectly as delimiters, but we |
|
634 | # that readline treats incorrectly as delimiters, but we | |
632 | # don't want to treat as delimiters in filename matching |
|
635 | # don't want to treat as delimiters in filename matching | |
633 | # when escaped with backslash |
|
636 | # when escaped with backslash | |
634 | if text.startswith('!'): |
|
637 | if text.startswith('!'): | |
635 | text = text[1:] |
|
638 | text = text[1:] | |
636 | text_prefix = '!' |
|
639 | text_prefix = '!' | |
637 | else: |
|
640 | else: | |
638 | text_prefix = '' |
|
641 | text_prefix = '' | |
639 |
|
642 | |||
640 | text_until_cursor = self.text_until_cursor |
|
643 | text_until_cursor = self.text_until_cursor | |
641 | # track strings with open quotes |
|
644 | # track strings with open quotes | |
642 | open_quotes = has_open_quotes(text_until_cursor) |
|
645 | open_quotes = has_open_quotes(text_until_cursor) | |
643 |
|
646 | |||
644 | if '(' in text_until_cursor or '[' in text_until_cursor: |
|
647 | if '(' in text_until_cursor or '[' in text_until_cursor: | |
645 | lsplit = text |
|
648 | lsplit = text | |
646 | else: |
|
649 | else: | |
647 | try: |
|
650 | try: | |
648 | # arg_split ~ shlex.split, but with unicode bugs fixed by us |
|
651 | # arg_split ~ shlex.split, but with unicode bugs fixed by us | |
649 | lsplit = arg_split(text_until_cursor)[-1] |
|
652 | lsplit = arg_split(text_until_cursor)[-1] | |
650 | except ValueError: |
|
653 | except ValueError: | |
651 | # typically an unmatched ", or backslash without escaped char. |
|
654 | # typically an unmatched ", or backslash without escaped char. | |
652 | if open_quotes: |
|
655 | if open_quotes: | |
653 | lsplit = text_until_cursor.split(open_quotes)[-1] |
|
656 | lsplit = text_until_cursor.split(open_quotes)[-1] | |
654 | else: |
|
657 | else: | |
655 | return [] |
|
658 | return [] | |
656 | except IndexError: |
|
659 | except IndexError: | |
657 | # tab pressed on empty line |
|
660 | # tab pressed on empty line | |
658 | lsplit = "" |
|
661 | lsplit = "" | |
659 |
|
662 | |||
660 | if not open_quotes and lsplit != protect_filename(lsplit): |
|
663 | if not open_quotes and lsplit != protect_filename(lsplit): | |
661 | # if protectables are found, do matching on the whole escaped name |
|
664 | # if protectables are found, do matching on the whole escaped name | |
662 | has_protectables = True |
|
665 | has_protectables = True | |
663 | text0,text = text,lsplit |
|
666 | text0,text = text,lsplit | |
664 | else: |
|
667 | else: | |
665 | has_protectables = False |
|
668 | has_protectables = False | |
666 | text = os.path.expanduser(text) |
|
669 | text = os.path.expanduser(text) | |
667 |
|
670 | |||
668 | if text == "": |
|
671 | if text == "": | |
669 | return [text_prefix + protect_filename(f) for f in self.glob("*")] |
|
672 | return [text_prefix + protect_filename(f) for f in self.glob("*")] | |
670 |
|
673 | |||
671 | # Compute the matches from the filesystem |
|
674 | # Compute the matches from the filesystem | |
672 | m0 = self.clean_glob(text.replace('\\','')) |
|
675 | m0 = self.clean_glob(text.replace('\\','')) | |
673 |
|
676 | |||
674 | if has_protectables: |
|
677 | if has_protectables: | |
675 | # If we had protectables, we need to revert our changes to the |
|
678 | # If we had protectables, we need to revert our changes to the | |
676 | # beginning of filename so that we don't double-write the part |
|
679 | # beginning of filename so that we don't double-write the part | |
677 | # of the filename we have so far |
|
680 | # of the filename we have so far | |
678 | len_lsplit = len(lsplit) |
|
681 | len_lsplit = len(lsplit) | |
679 | matches = [text_prefix + text0 + |
|
682 | matches = [text_prefix + text0 + | |
680 | protect_filename(f[len_lsplit:]) for f in m0] |
|
683 | protect_filename(f[len_lsplit:]) for f in m0] | |
681 | else: |
|
684 | else: | |
682 | if open_quotes: |
|
685 | if open_quotes: | |
683 | # if we have a string with an open quote, we don't need to |
|
686 | # if we have a string with an open quote, we don't need to | |
684 | # protect the names at all (and we _shouldn't_, as it |
|
687 | # protect the names at all (and we _shouldn't_, as it | |
685 | # would cause bugs when the filesystem call is made). |
|
688 | # would cause bugs when the filesystem call is made). | |
686 | matches = m0 |
|
689 | matches = m0 | |
687 | else: |
|
690 | else: | |
688 | matches = [text_prefix + |
|
691 | matches = [text_prefix + | |
689 | protect_filename(f) for f in m0] |
|
692 | protect_filename(f) for f in m0] | |
690 |
|
693 | |||
691 | #io.rprint('mm', matches) # dbg |
|
694 | #io.rprint('mm', matches) # dbg | |
692 |
|
695 | |||
693 | # Mark directories in input list by appending '/' to their names. |
|
696 | # Mark directories in input list by appending '/' to their names. | |
694 | matches = [x+'/' if os.path.isdir(x) else x for x in matches] |
|
697 | matches = [x+'/' if os.path.isdir(x) else x for x in matches] | |
695 | return matches |
|
698 | return matches | |
696 |
|
699 | |||
697 | def magic_matches(self, text): |
|
700 | def magic_matches(self, text): | |
698 | """Match magics""" |
|
701 | """Match magics""" | |
699 | #print 'Completer->magic_matches:',text,'lb',self.text_until_cursor # dbg |
|
702 | #print 'Completer->magic_matches:',text,'lb',self.text_until_cursor # dbg | |
700 | # Get all shell magics now rather than statically, so magics loaded at |
|
703 | # Get all shell magics now rather than statically, so magics loaded at | |
701 | # runtime show up too. |
|
704 | # runtime show up too. | |
702 | lsm = self.shell.magics_manager.lsmagic() |
|
705 | lsm = self.shell.magics_manager.lsmagic() | |
703 | line_magics = lsm['line'] |
|
706 | line_magics = lsm['line'] | |
704 | cell_magics = lsm['cell'] |
|
707 | cell_magics = lsm['cell'] | |
705 | pre = self.magic_escape |
|
708 | pre = self.magic_escape | |
706 | pre2 = pre+pre |
|
709 | pre2 = pre+pre | |
707 |
|
710 | |||
708 | # Completion logic: |
|
711 | # Completion logic: | |
709 | # - user gives %%: only do cell magics |
|
712 | # - user gives %%: only do cell magics | |
710 | # - user gives %: do both line and cell magics |
|
713 | # - user gives %: do both line and cell magics | |
711 | # - no prefix: do both |
|
714 | # - no prefix: do both | |
712 | # In other words, line magics are skipped if the user gives %% explicitly |
|
715 | # In other words, line magics are skipped if the user gives %% explicitly | |
713 | bare_text = text.lstrip(pre) |
|
716 | bare_text = text.lstrip(pre) | |
714 | comp = [ pre2+m for m in cell_magics if m.startswith(bare_text)] |
|
717 | comp = [ pre2+m for m in cell_magics if m.startswith(bare_text)] | |
715 | if not text.startswith(pre2): |
|
718 | if not text.startswith(pre2): | |
716 | comp += [ pre+m for m in line_magics if m.startswith(bare_text)] |
|
719 | comp += [ pre+m for m in line_magics if m.startswith(bare_text)] | |
717 | return comp |
|
720 | return comp | |
718 |
|
721 | |||
719 | def python_matches(self,text): |
|
722 | def python_matches(self,text): | |
720 | """Match attributes or global python names""" |
|
723 | """Match attributes or global python names""" | |
721 |
|
724 | |||
722 | #io.rprint('Completer->python_matches, txt=%r' % text) # dbg |
|
725 | #io.rprint('Completer->python_matches, txt=%r' % text) # dbg | |
723 | if "." in text: |
|
726 | if "." in text: | |
724 | try: |
|
727 | try: | |
725 | matches = self.attr_matches(text) |
|
728 | matches = self.attr_matches(text) | |
726 | if text.endswith('.') and self.omit__names: |
|
729 | if text.endswith('.') and self.omit__names: | |
727 | if self.omit__names == 1: |
|
730 | if self.omit__names == 1: | |
728 | # true if txt is _not_ a __ name, false otherwise: |
|
731 | # true if txt is _not_ a __ name, false otherwise: | |
729 | no__name = (lambda txt: |
|
732 | no__name = (lambda txt: | |
730 | re.match(r'.*\.__.*?__',txt) is None) |
|
733 | re.match(r'.*\.__.*?__',txt) is None) | |
731 | else: |
|
734 | else: | |
732 | # true if txt is _not_ a _ name, false otherwise: |
|
735 | # true if txt is _not_ a _ name, false otherwise: | |
733 | no__name = (lambda txt: |
|
736 | no__name = (lambda txt: | |
734 | re.match(r'.*\._.*?',txt) is None) |
|
737 | re.match(r'.*\._.*?',txt) is None) | |
735 | matches = filter(no__name, matches) |
|
738 | matches = filter(no__name, matches) | |
736 | except NameError: |
|
739 | except NameError: | |
737 | # catches <undefined attributes>.<tab> |
|
740 | # catches <undefined attributes>.<tab> | |
738 | matches = [] |
|
741 | matches = [] | |
739 | else: |
|
742 | else: | |
740 | matches = self.global_matches(text) |
|
743 | matches = self.global_matches(text) | |
741 |
|
744 | |||
742 | return matches |
|
745 | return matches | |
743 |
|
746 | |||
744 | def _default_arguments_from_docstring(self, doc): |
|
747 | def _default_arguments_from_docstring(self, doc): | |
745 | """Parse the first line of docstring for call signature. |
|
748 | """Parse the first line of docstring for call signature. | |
746 |
|
749 | |||
747 | Docstring should be of the form 'min(iterable[, key=func])\n'. |
|
750 | Docstring should be of the form 'min(iterable[, key=func])\n'. | |
748 | It can also parse cython docstring of the form |
|
751 | It can also parse cython docstring of the form | |
749 | 'Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)'. |
|
752 | 'Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)'. | |
750 | """ |
|
753 | """ | |
751 | if doc is None: |
|
754 | if doc is None: | |
752 | return [] |
|
755 | return [] | |
753 |
|
756 | |||
754 | #care only the firstline |
|
757 | #care only the firstline | |
755 | line = doc.lstrip().splitlines()[0] |
|
758 | line = doc.lstrip().splitlines()[0] | |
756 |
|
759 | |||
757 | #p = re.compile(r'^[\w|\s.]+\(([^)]*)\).*') |
|
760 | #p = re.compile(r'^[\w|\s.]+\(([^)]*)\).*') | |
758 | #'min(iterable[, key=func])\n' -> 'iterable[, key=func]' |
|
761 | #'min(iterable[, key=func])\n' -> 'iterable[, key=func]' | |
759 | sig = self.docstring_sig_re.search(line) |
|
762 | sig = self.docstring_sig_re.search(line) | |
760 | if sig is None: |
|
763 | if sig is None: | |
761 | return [] |
|
764 | return [] | |
762 | # iterable[, key=func]' -> ['iterable[' ,' key=func]'] |
|
765 | # iterable[, key=func]' -> ['iterable[' ,' key=func]'] | |
763 | sig = sig.groups()[0].split(',') |
|
766 | sig = sig.groups()[0].split(',') | |
764 | ret = [] |
|
767 | ret = [] | |
765 | for s in sig: |
|
768 | for s in sig: | |
766 | #re.compile(r'[\s|\[]*(\w+)(?:\s*=\s*.*)') |
|
769 | #re.compile(r'[\s|\[]*(\w+)(?:\s*=\s*.*)') | |
767 | ret += self.docstring_kwd_re.findall(s) |
|
770 | ret += self.docstring_kwd_re.findall(s) | |
768 | return ret |
|
771 | return ret | |
769 |
|
772 | |||
770 | def _default_arguments(self, obj): |
|
773 | def _default_arguments(self, obj): | |
771 | """Return the list of default arguments of obj if it is callable, |
|
774 | """Return the list of default arguments of obj if it is callable, | |
772 | or empty list otherwise.""" |
|
775 | or empty list otherwise.""" | |
773 | call_obj = obj |
|
776 | call_obj = obj | |
774 | ret = [] |
|
777 | ret = [] | |
775 | if inspect.isbuiltin(obj): |
|
778 | if inspect.isbuiltin(obj): | |
776 | pass |
|
779 | pass | |
777 | elif not (inspect.isfunction(obj) or inspect.ismethod(obj)): |
|
780 | elif not (inspect.isfunction(obj) or inspect.ismethod(obj)): | |
778 | if inspect.isclass(obj): |
|
781 | if inspect.isclass(obj): | |
779 | #for cython embededsignature=True the constructor docstring |
|
782 | #for cython embededsignature=True the constructor docstring | |
780 | #belongs to the object itself not __init__ |
|
783 | #belongs to the object itself not __init__ | |
781 | ret += self._default_arguments_from_docstring( |
|
784 | ret += self._default_arguments_from_docstring( | |
782 | getattr(obj, '__doc__', '')) |
|
785 | getattr(obj, '__doc__', '')) | |
783 | # for classes, check for __init__,__new__ |
|
786 | # for classes, check for __init__,__new__ | |
784 | call_obj = (getattr(obj, '__init__', None) or |
|
787 | call_obj = (getattr(obj, '__init__', None) or | |
785 | getattr(obj, '__new__', None)) |
|
788 | getattr(obj, '__new__', None)) | |
786 | # for all others, check if they are __call__able |
|
789 | # for all others, check if they are __call__able | |
787 | elif hasattr(obj, '__call__'): |
|
790 | elif hasattr(obj, '__call__'): | |
788 | call_obj = obj.__call__ |
|
791 | call_obj = obj.__call__ | |
789 |
|
792 | |||
790 | ret += self._default_arguments_from_docstring( |
|
793 | ret += self._default_arguments_from_docstring( | |
791 | getattr(call_obj, '__doc__', '')) |
|
794 | getattr(call_obj, '__doc__', '')) | |
792 |
|
795 | |||
793 | try: |
|
796 | try: | |
794 | args,_,_1,defaults = inspect.getargspec(call_obj) |
|
797 | args,_,_1,defaults = inspect.getargspec(call_obj) | |
795 | if defaults: |
|
798 | if defaults: | |
796 | ret+=args[-len(defaults):] |
|
799 | ret+=args[-len(defaults):] | |
797 | except TypeError: |
|
800 | except TypeError: | |
798 | pass |
|
801 | pass | |
799 |
|
802 | |||
800 | return list(set(ret)) |
|
803 | return list(set(ret)) | |
801 |
|
804 | |||
802 | def python_func_kw_matches(self,text): |
|
805 | def python_func_kw_matches(self,text): | |
803 | """Match named parameters (kwargs) of the last open function""" |
|
806 | """Match named parameters (kwargs) of the last open function""" | |
804 |
|
807 | |||
805 | if "." in text: # a parameter cannot be dotted |
|
808 | if "." in text: # a parameter cannot be dotted | |
806 | return [] |
|
809 | return [] | |
807 | try: regexp = self.__funcParamsRegex |
|
810 | try: regexp = self.__funcParamsRegex | |
808 | except AttributeError: |
|
811 | except AttributeError: | |
809 | regexp = self.__funcParamsRegex = re.compile(r''' |
|
812 | regexp = self.__funcParamsRegex = re.compile(r''' | |
810 | '.*?(?<!\\)' | # single quoted strings or |
|
813 | '.*?(?<!\\)' | # single quoted strings or | |
811 | ".*?(?<!\\)" | # double quoted strings or |
|
814 | ".*?(?<!\\)" | # double quoted strings or | |
812 | \w+ | # identifier |
|
815 | \w+ | # identifier | |
813 | \S # other characters |
|
816 | \S # other characters | |
814 | ''', re.VERBOSE | re.DOTALL) |
|
817 | ''', re.VERBOSE | re.DOTALL) | |
815 | # 1. find the nearest identifier that comes before an unclosed |
|
818 | # 1. find the nearest identifier that comes before an unclosed | |
816 | # parenthesis before the cursor |
|
819 | # parenthesis before the cursor | |
817 | # e.g. for "foo (1+bar(x), pa<cursor>,a=1)", the candidate is "foo" |
|
820 | # e.g. for "foo (1+bar(x), pa<cursor>,a=1)", the candidate is "foo" | |
818 | tokens = regexp.findall(self.text_until_cursor) |
|
821 | tokens = regexp.findall(self.text_until_cursor) | |
819 | tokens.reverse() |
|
822 | tokens.reverse() | |
820 | iterTokens = iter(tokens); openPar = 0 |
|
823 | iterTokens = iter(tokens); openPar = 0 | |
821 |
|
824 | |||
822 | for token in iterTokens: |
|
825 | for token in iterTokens: | |
823 | if token == ')': |
|
826 | if token == ')': | |
824 | openPar -= 1 |
|
827 | openPar -= 1 | |
825 | elif token == '(': |
|
828 | elif token == '(': | |
826 | openPar += 1 |
|
829 | openPar += 1 | |
827 | if openPar > 0: |
|
830 | if openPar > 0: | |
828 | # found the last unclosed parenthesis |
|
831 | # found the last unclosed parenthesis | |
829 | break |
|
832 | break | |
830 | else: |
|
833 | else: | |
831 | return [] |
|
834 | return [] | |
832 | # 2. Concatenate dotted names ("foo.bar" for "foo.bar(x, pa" ) |
|
835 | # 2. Concatenate dotted names ("foo.bar" for "foo.bar(x, pa" ) | |
833 | ids = [] |
|
836 | ids = [] | |
834 | isId = re.compile(r'\w+$').match |
|
837 | isId = re.compile(r'\w+$').match | |
835 |
|
838 | |||
836 | while True: |
|
839 | while True: | |
837 | try: |
|
840 | try: | |
838 | ids.append(next(iterTokens)) |
|
841 | ids.append(next(iterTokens)) | |
839 | if not isId(ids[-1]): |
|
842 | if not isId(ids[-1]): | |
840 | ids.pop(); break |
|
843 | ids.pop(); break | |
841 | if not next(iterTokens) == '.': |
|
844 | if not next(iterTokens) == '.': | |
842 | break |
|
845 | break | |
843 | except StopIteration: |
|
846 | except StopIteration: | |
844 | break |
|
847 | break | |
845 | # lookup the candidate callable matches either using global_matches |
|
848 | # lookup the candidate callable matches either using global_matches | |
846 | # or attr_matches for dotted names |
|
849 | # or attr_matches for dotted names | |
847 | if len(ids) == 1: |
|
850 | if len(ids) == 1: | |
848 | callableMatches = self.global_matches(ids[0]) |
|
851 | callableMatches = self.global_matches(ids[0]) | |
849 | else: |
|
852 | else: | |
850 | callableMatches = self.attr_matches('.'.join(ids[::-1])) |
|
853 | callableMatches = self.attr_matches('.'.join(ids[::-1])) | |
851 | argMatches = [] |
|
854 | argMatches = [] | |
852 | for callableMatch in callableMatches: |
|
855 | for callableMatch in callableMatches: | |
853 | try: |
|
856 | try: | |
854 | namedArgs = self._default_arguments(eval(callableMatch, |
|
857 | namedArgs = self._default_arguments(eval(callableMatch, | |
855 | self.namespace)) |
|
858 | self.namespace)) | |
856 | except: |
|
859 | except: | |
857 | continue |
|
860 | continue | |
858 |
|
861 | |||
859 | for namedArg in namedArgs: |
|
862 | for namedArg in namedArgs: | |
860 | if namedArg.startswith(text): |
|
863 | if namedArg.startswith(text): | |
861 | argMatches.append("%s=" %namedArg) |
|
864 | argMatches.append("%s=" %namedArg) | |
862 | return argMatches |
|
865 | return argMatches | |
863 |
|
866 | |||
864 | def dict_key_matches(self, text): |
|
867 | def dict_key_matches(self, text): | |
865 | def get_keys(obj): |
|
868 | def get_keys(obj): | |
866 | # Only allow completion for known in-memory dict-like types |
|
869 | # Only allow completion for known in-memory dict-like types | |
867 | if isinstance(obj, dict) or\ |
|
870 | if isinstance(obj, dict) or\ | |
868 | _safe_isinstance(obj, 'pandas', 'DataFrame'): |
|
871 | _safe_isinstance(obj, 'pandas', 'DataFrame'): | |
869 | try: |
|
872 | try: | |
870 | return list(obj.keys()) |
|
873 | return list(obj.keys()) | |
871 | except Exception: |
|
874 | except Exception: | |
872 | return [] |
|
875 | return [] | |
873 | elif _safe_isinstance(obj, 'numpy', 'ndarray'): |
|
876 | elif _safe_isinstance(obj, 'numpy', 'ndarray'): | |
874 | return obj.dtype.names or [] |
|
877 | return obj.dtype.names or [] | |
875 | return [] |
|
878 | return [] | |
876 |
|
879 | |||
877 | try: |
|
880 | try: | |
878 | regexps = self.__dict_key_regexps |
|
881 | regexps = self.__dict_key_regexps | |
879 | except AttributeError: |
|
882 | except AttributeError: | |
880 | dict_key_re_fmt = r'''(?x) |
|
883 | dict_key_re_fmt = r'''(?x) | |
881 | ( # match dict-referring expression wrt greedy setting |
|
884 | ( # match dict-referring expression wrt greedy setting | |
882 | %s |
|
885 | %s | |
883 | ) |
|
886 | ) | |
884 | \[ # open bracket |
|
887 | \[ # open bracket | |
885 | \s* # and optional whitespace |
|
888 | \s* # and optional whitespace | |
886 | ([uUbB]? # string prefix (r not handled) |
|
889 | ([uUbB]? # string prefix (r not handled) | |
887 | (?: # unclosed string |
|
890 | (?: # unclosed string | |
888 | '(?:[^']|(?<!\\)\\')* |
|
891 | '(?:[^']|(?<!\\)\\')* | |
889 | | |
|
892 | | | |
890 | "(?:[^"]|(?<!\\)\\")* |
|
893 | "(?:[^"]|(?<!\\)\\")* | |
891 | ) |
|
894 | ) | |
892 | )? |
|
895 | )? | |
893 | $ |
|
896 | $ | |
894 | ''' |
|
897 | ''' | |
895 | regexps = self.__dict_key_regexps = { |
|
898 | regexps = self.__dict_key_regexps = { | |
896 | False: re.compile(dict_key_re_fmt % ''' |
|
899 | False: re.compile(dict_key_re_fmt % ''' | |
897 | # identifiers separated by . |
|
900 | # identifiers separated by . | |
898 | (?!\d)\w+ |
|
901 | (?!\d)\w+ | |
899 | (?:\.(?!\d)\w+)* |
|
902 | (?:\.(?!\d)\w+)* | |
900 | '''), |
|
903 | '''), | |
901 | True: re.compile(dict_key_re_fmt % ''' |
|
904 | True: re.compile(dict_key_re_fmt % ''' | |
902 | .+ |
|
905 | .+ | |
903 | ''') |
|
906 | ''') | |
904 | } |
|
907 | } | |
905 |
|
908 | |||
906 | match = regexps[self.greedy].search(self.text_until_cursor) |
|
909 | match = regexps[self.greedy].search(self.text_until_cursor) | |
907 | if match is None: |
|
910 | if match is None: | |
908 | return [] |
|
911 | return [] | |
909 |
|
912 | |||
910 | expr, prefix = match.groups() |
|
913 | expr, prefix = match.groups() | |
911 | try: |
|
914 | try: | |
912 | obj = eval(expr, self.namespace) |
|
915 | obj = eval(expr, self.namespace) | |
913 | except Exception: |
|
916 | except Exception: | |
914 | try: |
|
917 | try: | |
915 | obj = eval(expr, self.global_namespace) |
|
918 | obj = eval(expr, self.global_namespace) | |
916 | except Exception: |
|
919 | except Exception: | |
917 | return [] |
|
920 | return [] | |
918 |
|
921 | |||
919 | keys = get_keys(obj) |
|
922 | keys = get_keys(obj) | |
920 | if not keys: |
|
923 | if not keys: | |
921 | return keys |
|
924 | return keys | |
922 | closing_quote, matches = match_dict_keys(keys, prefix) |
|
925 | closing_quote, token_offset, matches = match_dict_keys(keys, prefix) | |
|
926 | if not matches: | |||
|
927 | return matches | |||
|
928 | ||||
|
929 | # get the cursor position of | |||
|
930 | # - the text being completed | |||
|
931 | # - the start of the key text | |||
|
932 | # - the start of the completion | |||
|
933 | text_start = len(self.text_until_cursor) - len(text) | |||
|
934 | if prefix: | |||
|
935 | key_start = match.start(2) | |||
|
936 | completion_start = key_start + token_offset | |||
|
937 | else: | |||
|
938 | key_start = completion_start = match.end() | |||
|
939 | ||||
|
940 | # grab the leading prefix, to make sure all completions start with `text` | |||
|
941 | if text_start > key_start: | |||
|
942 | leading = '' | |||
|
943 | else: | |||
|
944 | leading = text[text_start:completion_start] | |||
|
945 | ||||
|
946 | # the index of the `[` character | |||
|
947 | bracket_idx = match.end(1) | |||
923 |
|
948 | |||
924 | # append closing quote and bracket as appropriate |
|
949 | # append closing quote and bracket as appropriate | |
|
950 | # this is *not* appropriate if the opening quote or bracket is outside | |||
|
951 | # the text given to this method | |||
|
952 | suf = '' | |||
925 | continuation = self.line_buffer[len(self.text_until_cursor):] |
|
953 | continuation = self.line_buffer[len(self.text_until_cursor):] | |
926 | if closing_quote and continuation.startswith(closing_quote): |
|
954 | if key_start > text_start and closing_quote: | |
927 | suf = '' |
|
955 | # quotes were opened inside text, maybe close them | |
928 |
|
|
956 | if continuation.startswith(closing_quote): | |
929 | suf = closing_quote or '' |
|
957 | continuation = continuation[len(closing_quote):] | |
930 | else: |
|
958 | else: | |
931 |
suf = |
|
959 | suf += closing_quote | |
932 | return [k + suf for k in matches] |
|
960 | if bracket_idx > text_start: | |
|
961 | # brackets were opened inside text, maybe close them | |||
|
962 | if not continuation.startswith(']'): | |||
|
963 | suf += ']' | |||
|
964 | ||||
|
965 | return [leading + k + suf for k in matches] | |||
933 |
|
966 | |||
934 | def dispatch_custom_completer(self, text): |
|
967 | def dispatch_custom_completer(self, text): | |
935 | #io.rprint("Custom! '%s' %s" % (text, self.custom_completers)) # dbg |
|
968 | #io.rprint("Custom! '%s' %s" % (text, self.custom_completers)) # dbg | |
936 | line = self.line_buffer |
|
969 | line = self.line_buffer | |
937 | if not line.strip(): |
|
970 | if not line.strip(): | |
938 | return None |
|
971 | return None | |
939 |
|
972 | |||
940 | # Create a little structure to pass all the relevant information about |
|
973 | # Create a little structure to pass all the relevant information about | |
941 | # the current completion to any custom completer. |
|
974 | # the current completion to any custom completer. | |
942 | event = Bunch() |
|
975 | event = Bunch() | |
943 | event.line = line |
|
976 | event.line = line | |
944 | event.symbol = text |
|
977 | event.symbol = text | |
945 | cmd = line.split(None,1)[0] |
|
978 | cmd = line.split(None,1)[0] | |
946 | event.command = cmd |
|
979 | event.command = cmd | |
947 | event.text_until_cursor = self.text_until_cursor |
|
980 | event.text_until_cursor = self.text_until_cursor | |
948 |
|
981 | |||
949 | #print "\ncustom:{%s]\n" % event # dbg |
|
982 | #print "\ncustom:{%s]\n" % event # dbg | |
950 |
|
983 | |||
951 | # for foo etc, try also to find completer for %foo |
|
984 | # for foo etc, try also to find completer for %foo | |
952 | if not cmd.startswith(self.magic_escape): |
|
985 | if not cmd.startswith(self.magic_escape): | |
953 | try_magic = self.custom_completers.s_matches( |
|
986 | try_magic = self.custom_completers.s_matches( | |
954 | self.magic_escape + cmd) |
|
987 | self.magic_escape + cmd) | |
955 | else: |
|
988 | else: | |
956 | try_magic = [] |
|
989 | try_magic = [] | |
957 |
|
990 | |||
958 | for c in itertools.chain(self.custom_completers.s_matches(cmd), |
|
991 | for c in itertools.chain(self.custom_completers.s_matches(cmd), | |
959 | try_magic, |
|
992 | try_magic, | |
960 | self.custom_completers.flat_matches(self.text_until_cursor)): |
|
993 | self.custom_completers.flat_matches(self.text_until_cursor)): | |
961 | #print "try",c # dbg |
|
994 | #print "try",c # dbg | |
962 | try: |
|
995 | try: | |
963 | res = c(event) |
|
996 | res = c(event) | |
964 | if res: |
|
997 | if res: | |
965 | # first, try case sensitive match |
|
998 | # first, try case sensitive match | |
966 | withcase = [r for r in res if r.startswith(text)] |
|
999 | withcase = [r for r in res if r.startswith(text)] | |
967 | if withcase: |
|
1000 | if withcase: | |
968 | return withcase |
|
1001 | return withcase | |
969 | # if none, then case insensitive ones are ok too |
|
1002 | # if none, then case insensitive ones are ok too | |
970 | text_low = text.lower() |
|
1003 | text_low = text.lower() | |
971 | return [r for r in res if r.lower().startswith(text_low)] |
|
1004 | return [r for r in res if r.lower().startswith(text_low)] | |
972 | except TryNext: |
|
1005 | except TryNext: | |
973 | pass |
|
1006 | pass | |
974 |
|
1007 | |||
975 | return None |
|
1008 | return None | |
976 |
|
1009 | |||
977 | def complete(self, text=None, line_buffer=None, cursor_pos=None): |
|
1010 | def complete(self, text=None, line_buffer=None, cursor_pos=None): | |
978 | """Find completions for the given text and line context. |
|
1011 | """Find completions for the given text and line context. | |
979 |
|
1012 | |||
980 | This is called successively with state == 0, 1, 2, ... until it |
|
1013 | This is called successively with state == 0, 1, 2, ... until it | |
981 | returns None. The completion should begin with 'text'. |
|
1014 | returns None. The completion should begin with 'text'. | |
982 |
|
1015 | |||
983 | Note that both the text and the line_buffer are optional, but at least |
|
1016 | Note that both the text and the line_buffer are optional, but at least | |
984 | one of them must be given. |
|
1017 | one of them must be given. | |
985 |
|
1018 | |||
986 | Parameters |
|
1019 | Parameters | |
987 | ---------- |
|
1020 | ---------- | |
988 | text : string, optional |
|
1021 | text : string, optional | |
989 | Text to perform the completion on. If not given, the line buffer |
|
1022 | Text to perform the completion on. If not given, the line buffer | |
990 | is split using the instance's CompletionSplitter object. |
|
1023 | is split using the instance's CompletionSplitter object. | |
991 |
|
1024 | |||
992 | line_buffer : string, optional |
|
1025 | line_buffer : string, optional | |
993 | If not given, the completer attempts to obtain the current line |
|
1026 | If not given, the completer attempts to obtain the current line | |
994 | buffer via readline. This keyword allows clients which are |
|
1027 | buffer via readline. This keyword allows clients which are | |
995 | requesting for text completions in non-readline contexts to inform |
|
1028 | requesting for text completions in non-readline contexts to inform | |
996 | the completer of the entire text. |
|
1029 | the completer of the entire text. | |
997 |
|
1030 | |||
998 | cursor_pos : int, optional |
|
1031 | cursor_pos : int, optional | |
999 | Index of the cursor in the full line buffer. Should be provided by |
|
1032 | Index of the cursor in the full line buffer. Should be provided by | |
1000 | remote frontends where kernel has no access to frontend state. |
|
1033 | remote frontends where kernel has no access to frontend state. | |
1001 |
|
1034 | |||
1002 | Returns |
|
1035 | Returns | |
1003 | ------- |
|
1036 | ------- | |
1004 | text : str |
|
1037 | text : str | |
1005 | Text that was actually used in the completion. |
|
1038 | Text that was actually used in the completion. | |
1006 |
|
1039 | |||
1007 | matches : list |
|
1040 | matches : list | |
1008 | A list of completion matches. |
|
1041 | A list of completion matches. | |
1009 | """ |
|
1042 | """ | |
1010 | #io.rprint('\nCOMP1 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg |
|
1043 | #io.rprint('\nCOMP1 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg | |
1011 |
|
1044 | |||
1012 | # if the cursor position isn't given, the only sane assumption we can |
|
1045 | # if the cursor position isn't given, the only sane assumption we can | |
1013 | # make is that it's at the end of the line (the common case) |
|
1046 | # make is that it's at the end of the line (the common case) | |
1014 | if cursor_pos is None: |
|
1047 | if cursor_pos is None: | |
1015 | cursor_pos = len(line_buffer) if text is None else len(text) |
|
1048 | cursor_pos = len(line_buffer) if text is None else len(text) | |
1016 |
|
1049 | |||
1017 | # if text is either None or an empty string, rely on the line buffer |
|
1050 | # if text is either None or an empty string, rely on the line buffer | |
1018 | if not text: |
|
1051 | if not text: | |
1019 | text = self.splitter.split_line(line_buffer, cursor_pos) |
|
1052 | text = self.splitter.split_line(line_buffer, cursor_pos) | |
1020 |
|
1053 | |||
1021 | # If no line buffer is given, assume the input text is all there was |
|
1054 | # If no line buffer is given, assume the input text is all there was | |
1022 | if line_buffer is None: |
|
1055 | if line_buffer is None: | |
1023 | line_buffer = text |
|
1056 | line_buffer = text | |
1024 |
|
1057 | |||
1025 | self.line_buffer = line_buffer |
|
1058 | self.line_buffer = line_buffer | |
1026 | self.text_until_cursor = self.line_buffer[:cursor_pos] |
|
1059 | self.text_until_cursor = self.line_buffer[:cursor_pos] | |
1027 | #io.rprint('COMP2 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg |
|
1060 | #io.rprint('COMP2 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg | |
1028 |
|
1061 | |||
1029 | # Start with a clean slate of completions |
|
1062 | # Start with a clean slate of completions | |
1030 | self.matches[:] = [] |
|
1063 | self.matches[:] = [] | |
1031 | custom_res = self.dispatch_custom_completer(text) |
|
1064 | custom_res = self.dispatch_custom_completer(text) | |
1032 | if custom_res is not None: |
|
1065 | if custom_res is not None: | |
1033 | # did custom completers produce something? |
|
1066 | # did custom completers produce something? | |
1034 | self.matches = custom_res |
|
1067 | self.matches = custom_res | |
1035 | else: |
|
1068 | else: | |
1036 | # Extend the list of completions with the results of each |
|
1069 | # Extend the list of completions with the results of each | |
1037 | # matcher, so we return results to the user from all |
|
1070 | # matcher, so we return results to the user from all | |
1038 | # namespaces. |
|
1071 | # namespaces. | |
1039 | if self.merge_completions: |
|
1072 | if self.merge_completions: | |
1040 | self.matches = [] |
|
1073 | self.matches = [] | |
1041 | for matcher in self.matchers: |
|
1074 | for matcher in self.matchers: | |
1042 | try: |
|
1075 | try: | |
1043 | self.matches.extend(matcher(text)) |
|
1076 | self.matches.extend(matcher(text)) | |
1044 | except: |
|
1077 | except: | |
1045 | # Show the ugly traceback if the matcher causes an |
|
1078 | # Show the ugly traceback if the matcher causes an | |
1046 | # exception, but do NOT crash the kernel! |
|
1079 | # exception, but do NOT crash the kernel! | |
1047 | sys.excepthook(*sys.exc_info()) |
|
1080 | sys.excepthook(*sys.exc_info()) | |
1048 | else: |
|
1081 | else: | |
1049 | for matcher in self.matchers: |
|
1082 | for matcher in self.matchers: | |
1050 | self.matches = matcher(text) |
|
1083 | self.matches = matcher(text) | |
1051 | if self.matches: |
|
1084 | if self.matches: | |
1052 | break |
|
1085 | break | |
1053 | # FIXME: we should extend our api to return a dict with completions for |
|
1086 | # FIXME: we should extend our api to return a dict with completions for | |
1054 | # different types of objects. The rlcomplete() method could then |
|
1087 | # different types of objects. The rlcomplete() method could then | |
1055 | # simply collapse the dict into a list for readline, but we'd have |
|
1088 | # simply collapse the dict into a list for readline, but we'd have | |
1056 | # richer completion semantics in other evironments. |
|
1089 | # richer completion semantics in other evironments. | |
1057 |
|
1090 | |||
1058 | # use penalize_magics_key to put magics after variables with same name |
|
1091 | # use penalize_magics_key to put magics after variables with same name | |
1059 | self.matches = sorted(set(self.matches), key=penalize_magics_key) |
|
1092 | self.matches = sorted(set(self.matches), key=penalize_magics_key) | |
1060 |
|
1093 | |||
1061 | #io.rprint('COMP TEXT, MATCHES: %r, %r' % (text, self.matches)) # dbg |
|
1094 | #io.rprint('COMP TEXT, MATCHES: %r, %r' % (text, self.matches)) # dbg | |
1062 | return text, self.matches |
|
1095 | return text, self.matches | |
1063 |
|
1096 | |||
1064 | def rlcomplete(self, text, state): |
|
1097 | def rlcomplete(self, text, state): | |
1065 | """Return the state-th possible completion for 'text'. |
|
1098 | """Return the state-th possible completion for 'text'. | |
1066 |
|
1099 | |||
1067 | This is called successively with state == 0, 1, 2, ... until it |
|
1100 | This is called successively with state == 0, 1, 2, ... until it | |
1068 | returns None. The completion should begin with 'text'. |
|
1101 | returns None. The completion should begin with 'text'. | |
1069 |
|
1102 | |||
1070 | Parameters |
|
1103 | Parameters | |
1071 | ---------- |
|
1104 | ---------- | |
1072 | text : string |
|
1105 | text : string | |
1073 | Text to perform the completion on. |
|
1106 | Text to perform the completion on. | |
1074 |
|
1107 | |||
1075 | state : int |
|
1108 | state : int | |
1076 | Counter used by readline. |
|
1109 | Counter used by readline. | |
1077 | """ |
|
1110 | """ | |
1078 | if state==0: |
|
1111 | if state==0: | |
1079 |
|
1112 | |||
1080 | self.line_buffer = line_buffer = self.readline.get_line_buffer() |
|
1113 | self.line_buffer = line_buffer = self.readline.get_line_buffer() | |
1081 | cursor_pos = self.readline.get_endidx() |
|
1114 | cursor_pos = self.readline.get_endidx() | |
1082 |
|
1115 | |||
1083 | #io.rprint("\nRLCOMPLETE: %r %r %r" % |
|
1116 | #io.rprint("\nRLCOMPLETE: %r %r %r" % | |
1084 | # (text, line_buffer, cursor_pos) ) # dbg |
|
1117 | # (text, line_buffer, cursor_pos) ) # dbg | |
1085 |
|
1118 | |||
1086 | # if there is only a tab on a line with only whitespace, instead of |
|
1119 | # if there is only a tab on a line with only whitespace, instead of | |
1087 | # the mostly useless 'do you want to see all million completions' |
|
1120 | # the mostly useless 'do you want to see all million completions' | |
1088 | # message, just do the right thing and give the user his tab! |
|
1121 | # message, just do the right thing and give the user his tab! | |
1089 | # Incidentally, this enables pasting of tabbed text from an editor |
|
1122 | # Incidentally, this enables pasting of tabbed text from an editor | |
1090 | # (as long as autoindent is off). |
|
1123 | # (as long as autoindent is off). | |
1091 |
|
1124 | |||
1092 | # It should be noted that at least pyreadline still shows file |
|
1125 | # It should be noted that at least pyreadline still shows file | |
1093 | # completions - is there a way around it? |
|
1126 | # completions - is there a way around it? | |
1094 |
|
1127 | |||
1095 | # don't apply this on 'dumb' terminals, such as emacs buffers, so |
|
1128 | # don't apply this on 'dumb' terminals, such as emacs buffers, so | |
1096 | # we don't interfere with their own tab-completion mechanism. |
|
1129 | # we don't interfere with their own tab-completion mechanism. | |
1097 | if not (self.dumb_terminal or line_buffer.strip()): |
|
1130 | if not (self.dumb_terminal or line_buffer.strip()): | |
1098 | self.readline.insert_text('\t') |
|
1131 | self.readline.insert_text('\t') | |
1099 | sys.stdout.flush() |
|
1132 | sys.stdout.flush() | |
1100 | return None |
|
1133 | return None | |
1101 |
|
1134 | |||
1102 | # Note: debugging exceptions that may occur in completion is very |
|
1135 | # Note: debugging exceptions that may occur in completion is very | |
1103 | # tricky, because readline unconditionally silences them. So if |
|
1136 | # tricky, because readline unconditionally silences them. So if | |
1104 | # during development you suspect a bug in the completion code, turn |
|
1137 | # during development you suspect a bug in the completion code, turn | |
1105 | # this flag on temporarily by uncommenting the second form (don't |
|
1138 | # this flag on temporarily by uncommenting the second form (don't | |
1106 | # flip the value in the first line, as the '# dbg' marker can be |
|
1139 | # flip the value in the first line, as the '# dbg' marker can be | |
1107 | # automatically detected and is used elsewhere). |
|
1140 | # automatically detected and is used elsewhere). | |
1108 | DEBUG = False |
|
1141 | DEBUG = False | |
1109 | #DEBUG = True # dbg |
|
1142 | #DEBUG = True # dbg | |
1110 | if DEBUG: |
|
1143 | if DEBUG: | |
1111 | try: |
|
1144 | try: | |
1112 | self.complete(text, line_buffer, cursor_pos) |
|
1145 | self.complete(text, line_buffer, cursor_pos) | |
1113 | except: |
|
1146 | except: | |
1114 | import traceback; traceback.print_exc() |
|
1147 | import traceback; traceback.print_exc() | |
1115 | else: |
|
1148 | else: | |
1116 | # The normal production version is here |
|
1149 | # The normal production version is here | |
1117 |
|
1150 | |||
1118 | # This method computes the self.matches array |
|
1151 | # This method computes the self.matches array | |
1119 | self.complete(text, line_buffer, cursor_pos) |
|
1152 | self.complete(text, line_buffer, cursor_pos) | |
1120 |
|
1153 | |||
1121 | try: |
|
1154 | try: | |
1122 | return self.matches[state] |
|
1155 | return self.matches[state] | |
1123 | except IndexError: |
|
1156 | except IndexError: | |
1124 | return None |
|
1157 | return None |
@@ -1,627 +1,683 b'' | |||||
1 | """Tests for the IPython tab-completion machinery. |
|
1 | # encoding: utf-8 | |
2 | """ |
|
2 | """Tests for the IPython tab-completion machinery.""" | |
3 | #----------------------------------------------------------------------------- |
|
3 | ||
4 | # Module imports |
|
4 | # Copyright (c) IPython Development Team. | |
5 | #----------------------------------------------------------------------------- |
|
5 | # Distributed under the terms of the Modified BSD License. | |
6 |
|
6 | |||
7 | # stdlib |
|
|||
8 | import os |
|
7 | import os | |
9 | import sys |
|
8 | import sys | |
10 | import unittest |
|
9 | import unittest | |
11 |
|
10 | |||
12 | # third party |
|
11 | from contextlib import contextmanager | |
|
12 | ||||
13 | import nose.tools as nt |
|
13 | import nose.tools as nt | |
14 |
|
14 | |||
15 | # our own packages |
|
|||
16 | from IPython.config.loader import Config |
|
15 | from IPython.config.loader import Config | |
17 | from IPython.core import completer |
|
16 | from IPython.core import completer | |
18 | from IPython.external.decorators import knownfailureif |
|
17 | from IPython.external.decorators import knownfailureif | |
19 | from IPython.utils.tempdir import TemporaryDirectory |
|
18 | from IPython.utils.tempdir import TemporaryDirectory | |
20 | from IPython.utils.generics import complete_object |
|
19 | from IPython.utils.generics import complete_object | |
21 | from IPython.utils import py3compat |
|
20 | from IPython.utils import py3compat | |
22 | from IPython.utils.py3compat import string_types, unicode_type |
|
21 | from IPython.utils.py3compat import string_types, unicode_type | |
23 | from IPython.testing import decorators as dec |
|
22 | from IPython.testing import decorators as dec | |
24 |
|
23 | |||
25 | #----------------------------------------------------------------------------- |
|
24 | #----------------------------------------------------------------------------- | |
26 | # Test functions |
|
25 | # Test functions | |
27 | #----------------------------------------------------------------------------- |
|
26 | #----------------------------------------------------------------------------- | |
|
27 | ||||
|
28 | @contextmanager | |||
|
29 | def greedy_completion(): | |||
|
30 | ip = get_ipython() | |||
|
31 | greedy_original = ip.Completer.greedy | |||
|
32 | try: | |||
|
33 | ip.Completer.greedy = True | |||
|
34 | yield | |||
|
35 | finally: | |||
|
36 | ip.Completer.greedy = greedy_original | |||
|
37 | ||||
28 | def test_protect_filename(): |
|
38 | def test_protect_filename(): | |
29 | pairs = [ ('abc','abc'), |
|
39 | pairs = [ ('abc','abc'), | |
30 | (' abc',r'\ abc'), |
|
40 | (' abc',r'\ abc'), | |
31 | ('a bc',r'a\ bc'), |
|
41 | ('a bc',r'a\ bc'), | |
32 | ('a bc',r'a\ \ bc'), |
|
42 | ('a bc',r'a\ \ bc'), | |
33 | (' bc',r'\ \ bc'), |
|
43 | (' bc',r'\ \ bc'), | |
34 | ] |
|
44 | ] | |
35 | # On posix, we also protect parens and other special characters |
|
45 | # On posix, we also protect parens and other special characters | |
36 | if sys.platform != 'win32': |
|
46 | if sys.platform != 'win32': | |
37 | pairs.extend( [('a(bc',r'a\(bc'), |
|
47 | pairs.extend( [('a(bc',r'a\(bc'), | |
38 | ('a)bc',r'a\)bc'), |
|
48 | ('a)bc',r'a\)bc'), | |
39 | ('a( )bc',r'a\(\ \)bc'), |
|
49 | ('a( )bc',r'a\(\ \)bc'), | |
40 | ('a[1]bc', r'a\[1\]bc'), |
|
50 | ('a[1]bc', r'a\[1\]bc'), | |
41 | ('a{1}bc', r'a\{1\}bc'), |
|
51 | ('a{1}bc', r'a\{1\}bc'), | |
42 | ('a#bc', r'a\#bc'), |
|
52 | ('a#bc', r'a\#bc'), | |
43 | ('a?bc', r'a\?bc'), |
|
53 | ('a?bc', r'a\?bc'), | |
44 | ('a=bc', r'a\=bc'), |
|
54 | ('a=bc', r'a\=bc'), | |
45 | ('a\\bc', r'a\\bc'), |
|
55 | ('a\\bc', r'a\\bc'), | |
46 | ('a|bc', r'a\|bc'), |
|
56 | ('a|bc', r'a\|bc'), | |
47 | ('a;bc', r'a\;bc'), |
|
57 | ('a;bc', r'a\;bc'), | |
48 | ('a:bc', r'a\:bc'), |
|
58 | ('a:bc', r'a\:bc'), | |
49 | ("a'bc", r"a\'bc"), |
|
59 | ("a'bc", r"a\'bc"), | |
50 | ('a*bc', r'a\*bc'), |
|
60 | ('a*bc', r'a\*bc'), | |
51 | ('a"bc', r'a\"bc'), |
|
61 | ('a"bc', r'a\"bc'), | |
52 | ('a^bc', r'a\^bc'), |
|
62 | ('a^bc', r'a\^bc'), | |
53 | ('a&bc', r'a\&bc'), |
|
63 | ('a&bc', r'a\&bc'), | |
54 | ] ) |
|
64 | ] ) | |
55 | # run the actual tests |
|
65 | # run the actual tests | |
56 | for s1, s2 in pairs: |
|
66 | for s1, s2 in pairs: | |
57 | s1p = completer.protect_filename(s1) |
|
67 | s1p = completer.protect_filename(s1) | |
58 | nt.assert_equal(s1p, s2) |
|
68 | nt.assert_equal(s1p, s2) | |
59 |
|
69 | |||
60 |
|
70 | |||
61 | def check_line_split(splitter, test_specs): |
|
71 | def check_line_split(splitter, test_specs): | |
62 | for part1, part2, split in test_specs: |
|
72 | for part1, part2, split in test_specs: | |
63 | cursor_pos = len(part1) |
|
73 | cursor_pos = len(part1) | |
64 | line = part1+part2 |
|
74 | line = part1+part2 | |
65 | out = splitter.split_line(line, cursor_pos) |
|
75 | out = splitter.split_line(line, cursor_pos) | |
66 | nt.assert_equal(out, split) |
|
76 | nt.assert_equal(out, split) | |
67 |
|
77 | |||
68 |
|
78 | |||
69 | def test_line_split(): |
|
79 | def test_line_split(): | |
70 | """Basic line splitter test with default specs.""" |
|
80 | """Basic line splitter test with default specs.""" | |
71 | sp = completer.CompletionSplitter() |
|
81 | sp = completer.CompletionSplitter() | |
72 | # The format of the test specs is: part1, part2, expected answer. Parts 1 |
|
82 | # The format of the test specs is: part1, part2, expected answer. Parts 1 | |
73 | # and 2 are joined into the 'line' sent to the splitter, as if the cursor |
|
83 | # and 2 are joined into the 'line' sent to the splitter, as if the cursor | |
74 | # was at the end of part1. So an empty part2 represents someone hitting |
|
84 | # was at the end of part1. So an empty part2 represents someone hitting | |
75 | # tab at the end of the line, the most common case. |
|
85 | # tab at the end of the line, the most common case. | |
76 | t = [('run some/scrip', '', 'some/scrip'), |
|
86 | t = [('run some/scrip', '', 'some/scrip'), | |
77 | ('run scripts/er', 'ror.py foo', 'scripts/er'), |
|
87 | ('run scripts/er', 'ror.py foo', 'scripts/er'), | |
78 | ('echo $HOM', '', 'HOM'), |
|
88 | ('echo $HOM', '', 'HOM'), | |
79 | ('print sys.pa', '', 'sys.pa'), |
|
89 | ('print sys.pa', '', 'sys.pa'), | |
80 | ('print(sys.pa', '', 'sys.pa'), |
|
90 | ('print(sys.pa', '', 'sys.pa'), | |
81 | ("execfile('scripts/er", '', 'scripts/er'), |
|
91 | ("execfile('scripts/er", '', 'scripts/er'), | |
82 | ('a[x.', '', 'x.'), |
|
92 | ('a[x.', '', 'x.'), | |
83 | ('a[x.', 'y', 'x.'), |
|
93 | ('a[x.', 'y', 'x.'), | |
84 | ('cd "some_file/', '', 'some_file/'), |
|
94 | ('cd "some_file/', '', 'some_file/'), | |
85 | ] |
|
95 | ] | |
86 | check_line_split(sp, t) |
|
96 | check_line_split(sp, t) | |
87 | # Ensure splitting works OK with unicode by re-running the tests with |
|
97 | # Ensure splitting works OK with unicode by re-running the tests with | |
88 | # all inputs turned into unicode |
|
98 | # all inputs turned into unicode | |
89 | check_line_split(sp, [ map(unicode_type, p) for p in t] ) |
|
99 | check_line_split(sp, [ map(unicode_type, p) for p in t] ) | |
90 |
|
100 | |||
91 |
|
101 | |||
92 | def test_custom_completion_error(): |
|
102 | def test_custom_completion_error(): | |
93 | """Test that errors from custom attribute completers are silenced.""" |
|
103 | """Test that errors from custom attribute completers are silenced.""" | |
94 | ip = get_ipython() |
|
104 | ip = get_ipython() | |
95 | class A(object): pass |
|
105 | class A(object): pass | |
96 | ip.user_ns['a'] = A() |
|
106 | ip.user_ns['a'] = A() | |
97 |
|
107 | |||
98 | @complete_object.when_type(A) |
|
108 | @complete_object.when_type(A) | |
99 | def complete_A(a, existing_completions): |
|
109 | def complete_A(a, existing_completions): | |
100 | raise TypeError("this should be silenced") |
|
110 | raise TypeError("this should be silenced") | |
101 |
|
111 | |||
102 | ip.complete("a.") |
|
112 | ip.complete("a.") | |
103 |
|
113 | |||
104 |
|
114 | |||
105 | def test_unicode_completions(): |
|
115 | def test_unicode_completions(): | |
106 | ip = get_ipython() |
|
116 | ip = get_ipython() | |
107 | # Some strings that trigger different types of completion. Check them both |
|
117 | # Some strings that trigger different types of completion. Check them both | |
108 | # in str and unicode forms |
|
118 | # in str and unicode forms | |
109 | s = ['ru', '%ru', 'cd /', 'floa', 'float(x)/'] |
|
119 | s = ['ru', '%ru', 'cd /', 'floa', 'float(x)/'] | |
110 | for t in s + list(map(unicode_type, s)): |
|
120 | for t in s + list(map(unicode_type, s)): | |
111 | # We don't need to check exact completion values (they may change |
|
121 | # We don't need to check exact completion values (they may change | |
112 | # depending on the state of the namespace, but at least no exceptions |
|
122 | # depending on the state of the namespace, but at least no exceptions | |
113 | # should be thrown and the return value should be a pair of text, list |
|
123 | # should be thrown and the return value should be a pair of text, list | |
114 | # values. |
|
124 | # values. | |
115 | text, matches = ip.complete(t) |
|
125 | text, matches = ip.complete(t) | |
116 | nt.assert_true(isinstance(text, string_types)) |
|
126 | nt.assert_true(isinstance(text, string_types)) | |
117 | nt.assert_true(isinstance(matches, list)) |
|
127 | nt.assert_true(isinstance(matches, list)) | |
118 |
|
128 | |||
119 |
|
129 | |||
120 | class CompletionSplitterTestCase(unittest.TestCase): |
|
130 | class CompletionSplitterTestCase(unittest.TestCase): | |
121 | def setUp(self): |
|
131 | def setUp(self): | |
122 | self.sp = completer.CompletionSplitter() |
|
132 | self.sp = completer.CompletionSplitter() | |
123 |
|
133 | |||
124 | def test_delim_setting(self): |
|
134 | def test_delim_setting(self): | |
125 | self.sp.delims = ' ' |
|
135 | self.sp.delims = ' ' | |
126 | nt.assert_equal(self.sp.delims, ' ') |
|
136 | nt.assert_equal(self.sp.delims, ' ') | |
127 | nt.assert_equal(self.sp._delim_expr, '[\ ]') |
|
137 | nt.assert_equal(self.sp._delim_expr, '[\ ]') | |
128 |
|
138 | |||
129 | def test_spaces(self): |
|
139 | def test_spaces(self): | |
130 | """Test with only spaces as split chars.""" |
|
140 | """Test with only spaces as split chars.""" | |
131 | self.sp.delims = ' ' |
|
141 | self.sp.delims = ' ' | |
132 | t = [('foo', '', 'foo'), |
|
142 | t = [('foo', '', 'foo'), | |
133 | ('run foo', '', 'foo'), |
|
143 | ('run foo', '', 'foo'), | |
134 | ('run foo', 'bar', 'foo'), |
|
144 | ('run foo', 'bar', 'foo'), | |
135 | ] |
|
145 | ] | |
136 | check_line_split(self.sp, t) |
|
146 | check_line_split(self.sp, t) | |
137 |
|
147 | |||
138 |
|
148 | |||
139 | def test_has_open_quotes1(): |
|
149 | def test_has_open_quotes1(): | |
140 | for s in ["'", "'''", "'hi' '"]: |
|
150 | for s in ["'", "'''", "'hi' '"]: | |
141 | nt.assert_equal(completer.has_open_quotes(s), "'") |
|
151 | nt.assert_equal(completer.has_open_quotes(s), "'") | |
142 |
|
152 | |||
143 |
|
153 | |||
144 | def test_has_open_quotes2(): |
|
154 | def test_has_open_quotes2(): | |
145 | for s in ['"', '"""', '"hi" "']: |
|
155 | for s in ['"', '"""', '"hi" "']: | |
146 | nt.assert_equal(completer.has_open_quotes(s), '"') |
|
156 | nt.assert_equal(completer.has_open_quotes(s), '"') | |
147 |
|
157 | |||
148 |
|
158 | |||
149 | def test_has_open_quotes3(): |
|
159 | def test_has_open_quotes3(): | |
150 | for s in ["''", "''' '''", "'hi' 'ipython'"]: |
|
160 | for s in ["''", "''' '''", "'hi' 'ipython'"]: | |
151 | nt.assert_false(completer.has_open_quotes(s)) |
|
161 | nt.assert_false(completer.has_open_quotes(s)) | |
152 |
|
162 | |||
153 |
|
163 | |||
154 | def test_has_open_quotes4(): |
|
164 | def test_has_open_quotes4(): | |
155 | for s in ['""', '""" """', '"hi" "ipython"']: |
|
165 | for s in ['""', '""" """', '"hi" "ipython"']: | |
156 | nt.assert_false(completer.has_open_quotes(s)) |
|
166 | nt.assert_false(completer.has_open_quotes(s)) | |
157 |
|
167 | |||
158 |
|
168 | |||
159 | @knownfailureif(sys.platform == 'win32', "abspath completions fail on Windows") |
|
169 | @knownfailureif(sys.platform == 'win32', "abspath completions fail on Windows") | |
160 | def test_abspath_file_completions(): |
|
170 | def test_abspath_file_completions(): | |
161 | ip = get_ipython() |
|
171 | ip = get_ipython() | |
162 | with TemporaryDirectory() as tmpdir: |
|
172 | with TemporaryDirectory() as tmpdir: | |
163 | prefix = os.path.join(tmpdir, 'foo') |
|
173 | prefix = os.path.join(tmpdir, 'foo') | |
164 | suffixes = ['1', '2'] |
|
174 | suffixes = ['1', '2'] | |
165 | names = [prefix+s for s in suffixes] |
|
175 | names = [prefix+s for s in suffixes] | |
166 | for n in names: |
|
176 | for n in names: | |
167 | open(n, 'w').close() |
|
177 | open(n, 'w').close() | |
168 |
|
178 | |||
169 | # Check simple completion |
|
179 | # Check simple completion | |
170 | c = ip.complete(prefix)[1] |
|
180 | c = ip.complete(prefix)[1] | |
171 | nt.assert_equal(c, names) |
|
181 | nt.assert_equal(c, names) | |
172 |
|
182 | |||
173 | # Now check with a function call |
|
183 | # Now check with a function call | |
174 | cmd = 'a = f("%s' % prefix |
|
184 | cmd = 'a = f("%s' % prefix | |
175 | c = ip.complete(prefix, cmd)[1] |
|
185 | c = ip.complete(prefix, cmd)[1] | |
176 | comp = [prefix+s for s in suffixes] |
|
186 | comp = [prefix+s for s in suffixes] | |
177 | nt.assert_equal(c, comp) |
|
187 | nt.assert_equal(c, comp) | |
178 |
|
188 | |||
179 |
|
189 | |||
180 | def test_local_file_completions(): |
|
190 | def test_local_file_completions(): | |
181 | ip = get_ipython() |
|
191 | ip = get_ipython() | |
182 | cwd = py3compat.getcwd() |
|
192 | cwd = py3compat.getcwd() | |
183 | try: |
|
193 | try: | |
184 | with TemporaryDirectory() as tmpdir: |
|
194 | with TemporaryDirectory() as tmpdir: | |
185 | os.chdir(tmpdir) |
|
195 | os.chdir(tmpdir) | |
186 | prefix = './foo' |
|
196 | prefix = './foo' | |
187 | suffixes = ['1', '2'] |
|
197 | suffixes = ['1', '2'] | |
188 | names = [prefix+s for s in suffixes] |
|
198 | names = [prefix+s for s in suffixes] | |
189 | for n in names: |
|
199 | for n in names: | |
190 | open(n, 'w').close() |
|
200 | open(n, 'w').close() | |
191 |
|
201 | |||
192 | # Check simple completion |
|
202 | # Check simple completion | |
193 | c = ip.complete(prefix)[1] |
|
203 | c = ip.complete(prefix)[1] | |
194 | nt.assert_equal(c, names) |
|
204 | nt.assert_equal(c, names) | |
195 |
|
205 | |||
196 | # Now check with a function call |
|
206 | # Now check with a function call | |
197 | cmd = 'a = f("%s' % prefix |
|
207 | cmd = 'a = f("%s' % prefix | |
198 | c = ip.complete(prefix, cmd)[1] |
|
208 | c = ip.complete(prefix, cmd)[1] | |
199 | comp = [prefix+s for s in suffixes] |
|
209 | comp = [prefix+s for s in suffixes] | |
200 | nt.assert_equal(c, comp) |
|
210 | nt.assert_equal(c, comp) | |
201 | finally: |
|
211 | finally: | |
202 | # prevent failures from making chdir stick |
|
212 | # prevent failures from making chdir stick | |
203 | os.chdir(cwd) |
|
213 | os.chdir(cwd) | |
204 |
|
214 | |||
205 |
|
215 | |||
206 | def test_greedy_completions(): |
|
216 | def test_greedy_completions(): | |
207 | ip = get_ipython() |
|
217 | ip = get_ipython() | |
208 | greedy_original = ip.Completer.greedy |
|
218 | ip.ex('a=list(range(5))') | |
209 | try: |
|
219 | _,c = ip.complete('.',line='a[0].') | |
210 | ip.Completer.greedy = False |
|
220 | nt.assert_false('a[0].real' in c, | |
211 | ip.ex('a=list(range(5))') |
|
221 | "Shouldn't have completed on a[0]: %s"%c) | |
212 | _,c = ip.complete('.',line='a[0].') |
|
222 | with greedy_completion(): | |
213 | nt.assert_false('a[0].real' in c, |
|
|||
214 | "Shouldn't have completed on a[0]: %s"%c) |
|
|||
215 | ip.Completer.greedy = True |
|
|||
216 | _,c = ip.complete('.',line='a[0].') |
|
223 | _,c = ip.complete('.',line='a[0].') | |
217 | nt.assert_true('a[0].real' in c, "Should have completed on a[0]: %s"%c) |
|
224 | nt.assert_true('a[0].real' in c, "Should have completed on a[0]: %s"%c) | |
218 | finally: |
|
|||
219 | ip.Completer.greedy = greedy_original |
|
|||
220 |
|
225 | |||
221 |
|
226 | |||
222 | def test_omit__names(): |
|
227 | def test_omit__names(): | |
223 | # also happens to test IPCompleter as a configurable |
|
228 | # also happens to test IPCompleter as a configurable | |
224 | ip = get_ipython() |
|
229 | ip = get_ipython() | |
225 | ip._hidden_attr = 1 |
|
230 | ip._hidden_attr = 1 | |
226 | c = ip.Completer |
|
231 | c = ip.Completer | |
227 | ip.ex('ip=get_ipython()') |
|
232 | ip.ex('ip=get_ipython()') | |
228 | cfg = Config() |
|
233 | cfg = Config() | |
229 | cfg.IPCompleter.omit__names = 0 |
|
234 | cfg.IPCompleter.omit__names = 0 | |
230 | c.update_config(cfg) |
|
235 | c.update_config(cfg) | |
231 | s,matches = c.complete('ip.') |
|
236 | s,matches = c.complete('ip.') | |
232 | nt.assert_in('ip.__str__', matches) |
|
237 | nt.assert_in('ip.__str__', matches) | |
233 | nt.assert_in('ip._hidden_attr', matches) |
|
238 | nt.assert_in('ip._hidden_attr', matches) | |
234 | cfg.IPCompleter.omit__names = 1 |
|
239 | cfg.IPCompleter.omit__names = 1 | |
235 | c.update_config(cfg) |
|
240 | c.update_config(cfg) | |
236 | s,matches = c.complete('ip.') |
|
241 | s,matches = c.complete('ip.') | |
237 | nt.assert_not_in('ip.__str__', matches) |
|
242 | nt.assert_not_in('ip.__str__', matches) | |
238 | nt.assert_in('ip._hidden_attr', matches) |
|
243 | nt.assert_in('ip._hidden_attr', matches) | |
239 | cfg.IPCompleter.omit__names = 2 |
|
244 | cfg.IPCompleter.omit__names = 2 | |
240 | c.update_config(cfg) |
|
245 | c.update_config(cfg) | |
241 | s,matches = c.complete('ip.') |
|
246 | s,matches = c.complete('ip.') | |
242 | nt.assert_not_in('ip.__str__', matches) |
|
247 | nt.assert_not_in('ip.__str__', matches) | |
243 | nt.assert_not_in('ip._hidden_attr', matches) |
|
248 | nt.assert_not_in('ip._hidden_attr', matches) | |
244 | del ip._hidden_attr |
|
249 | del ip._hidden_attr | |
245 |
|
250 | |||
246 |
|
251 | |||
247 | def test_limit_to__all__False_ok(): |
|
252 | def test_limit_to__all__False_ok(): | |
248 | ip = get_ipython() |
|
253 | ip = get_ipython() | |
249 | c = ip.Completer |
|
254 | c = ip.Completer | |
250 | ip.ex('class D: x=24') |
|
255 | ip.ex('class D: x=24') | |
251 | ip.ex('d=D()') |
|
256 | ip.ex('d=D()') | |
252 | cfg = Config() |
|
257 | cfg = Config() | |
253 | cfg.IPCompleter.limit_to__all__ = False |
|
258 | cfg.IPCompleter.limit_to__all__ = False | |
254 | c.update_config(cfg) |
|
259 | c.update_config(cfg) | |
255 | s, matches = c.complete('d.') |
|
260 | s, matches = c.complete('d.') | |
256 | nt.assert_in('d.x', matches) |
|
261 | nt.assert_in('d.x', matches) | |
257 |
|
262 | |||
258 |
|
263 | |||
259 | def test_limit_to__all__True_ok(): |
|
264 | def test_limit_to__all__True_ok(): | |
260 | ip = get_ipython() |
|
265 | ip = get_ipython() | |
261 | c = ip.Completer |
|
266 | c = ip.Completer | |
262 | ip.ex('class D: x=24') |
|
267 | ip.ex('class D: x=24') | |
263 | ip.ex('d=D()') |
|
268 | ip.ex('d=D()') | |
264 | ip.ex("d.__all__=['z']") |
|
269 | ip.ex("d.__all__=['z']") | |
265 | cfg = Config() |
|
270 | cfg = Config() | |
266 | cfg.IPCompleter.limit_to__all__ = True |
|
271 | cfg.IPCompleter.limit_to__all__ = True | |
267 | c.update_config(cfg) |
|
272 | c.update_config(cfg) | |
268 | s, matches = c.complete('d.') |
|
273 | s, matches = c.complete('d.') | |
269 | nt.assert_in('d.z', matches) |
|
274 | nt.assert_in('d.z', matches) | |
270 | nt.assert_not_in('d.x', matches) |
|
275 | nt.assert_not_in('d.x', matches) | |
271 |
|
276 | |||
272 |
|
277 | |||
273 | def test_get__all__entries_ok(): |
|
278 | def test_get__all__entries_ok(): | |
274 | class A(object): |
|
279 | class A(object): | |
275 | __all__ = ['x', 1] |
|
280 | __all__ = ['x', 1] | |
276 | words = completer.get__all__entries(A()) |
|
281 | words = completer.get__all__entries(A()) | |
277 | nt.assert_equal(words, ['x']) |
|
282 | nt.assert_equal(words, ['x']) | |
278 |
|
283 | |||
279 |
|
284 | |||
280 | def test_get__all__entries_no__all__ok(): |
|
285 | def test_get__all__entries_no__all__ok(): | |
281 | class A(object): |
|
286 | class A(object): | |
282 | pass |
|
287 | pass | |
283 | words = completer.get__all__entries(A()) |
|
288 | words = completer.get__all__entries(A()) | |
284 | nt.assert_equal(words, []) |
|
289 | nt.assert_equal(words, []) | |
285 |
|
290 | |||
286 |
|
291 | |||
287 | def test_func_kw_completions(): |
|
292 | def test_func_kw_completions(): | |
288 | ip = get_ipython() |
|
293 | ip = get_ipython() | |
289 | c = ip.Completer |
|
294 | c = ip.Completer | |
290 | ip.ex('def myfunc(a=1,b=2): return a+b') |
|
295 | ip.ex('def myfunc(a=1,b=2): return a+b') | |
291 | s, matches = c.complete(None, 'myfunc(1,b') |
|
296 | s, matches = c.complete(None, 'myfunc(1,b') | |
292 | nt.assert_in('b=', matches) |
|
297 | nt.assert_in('b=', matches) | |
293 | # Simulate completing with cursor right after b (pos==10): |
|
298 | # Simulate completing with cursor right after b (pos==10): | |
294 | s, matches = c.complete(None, 'myfunc(1,b)', 10) |
|
299 | s, matches = c.complete(None, 'myfunc(1,b)', 10) | |
295 | nt.assert_in('b=', matches) |
|
300 | nt.assert_in('b=', matches) | |
296 | s, matches = c.complete(None, 'myfunc(a="escaped\\")string",b') |
|
301 | s, matches = c.complete(None, 'myfunc(a="escaped\\")string",b') | |
297 | nt.assert_in('b=', matches) |
|
302 | nt.assert_in('b=', matches) | |
298 | #builtin function |
|
303 | #builtin function | |
299 | s, matches = c.complete(None, 'min(k, k') |
|
304 | s, matches = c.complete(None, 'min(k, k') | |
300 | nt.assert_in('key=', matches) |
|
305 | nt.assert_in('key=', matches) | |
301 |
|
306 | |||
302 |
|
307 | |||
303 | def test_default_arguments_from_docstring(): |
|
308 | def test_default_arguments_from_docstring(): | |
304 | doc = min.__doc__ |
|
309 | doc = min.__doc__ | |
305 | ip = get_ipython() |
|
310 | ip = get_ipython() | |
306 | c = ip.Completer |
|
311 | c = ip.Completer | |
307 | kwd = c._default_arguments_from_docstring( |
|
312 | kwd = c._default_arguments_from_docstring( | |
308 | 'min(iterable[, key=func]) -> value') |
|
313 | 'min(iterable[, key=func]) -> value') | |
309 | nt.assert_equal(kwd, ['key']) |
|
314 | nt.assert_equal(kwd, ['key']) | |
310 | #with cython type etc |
|
315 | #with cython type etc | |
311 | kwd = c._default_arguments_from_docstring( |
|
316 | kwd = c._default_arguments_from_docstring( | |
312 | 'Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)\n') |
|
317 | 'Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)\n') | |
313 | nt.assert_equal(kwd, ['ncall', 'resume', 'nsplit']) |
|
318 | nt.assert_equal(kwd, ['ncall', 'resume', 'nsplit']) | |
314 | #white spaces |
|
319 | #white spaces | |
315 | kwd = c._default_arguments_from_docstring( |
|
320 | kwd = c._default_arguments_from_docstring( | |
316 | '\n Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)\n') |
|
321 | '\n Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)\n') | |
317 | nt.assert_equal(kwd, ['ncall', 'resume', 'nsplit']) |
|
322 | nt.assert_equal(kwd, ['ncall', 'resume', 'nsplit']) | |
318 |
|
323 | |||
319 | def test_line_magics(): |
|
324 | def test_line_magics(): | |
320 | ip = get_ipython() |
|
325 | ip = get_ipython() | |
321 | c = ip.Completer |
|
326 | c = ip.Completer | |
322 | s, matches = c.complete(None, 'lsmag') |
|
327 | s, matches = c.complete(None, 'lsmag') | |
323 | nt.assert_in('%lsmagic', matches) |
|
328 | nt.assert_in('%lsmagic', matches) | |
324 | s, matches = c.complete(None, '%lsmag') |
|
329 | s, matches = c.complete(None, '%lsmag') | |
325 | nt.assert_in('%lsmagic', matches) |
|
330 | nt.assert_in('%lsmagic', matches) | |
326 |
|
331 | |||
327 |
|
332 | |||
328 | def test_cell_magics(): |
|
333 | def test_cell_magics(): | |
329 | from IPython.core.magic import register_cell_magic |
|
334 | from IPython.core.magic import register_cell_magic | |
330 |
|
335 | |||
331 | @register_cell_magic |
|
336 | @register_cell_magic | |
332 | def _foo_cellm(line, cell): |
|
337 | def _foo_cellm(line, cell): | |
333 | pass |
|
338 | pass | |
334 |
|
339 | |||
335 | ip = get_ipython() |
|
340 | ip = get_ipython() | |
336 | c = ip.Completer |
|
341 | c = ip.Completer | |
337 |
|
342 | |||
338 | s, matches = c.complete(None, '_foo_ce') |
|
343 | s, matches = c.complete(None, '_foo_ce') | |
339 | nt.assert_in('%%_foo_cellm', matches) |
|
344 | nt.assert_in('%%_foo_cellm', matches) | |
340 | s, matches = c.complete(None, '%%_foo_ce') |
|
345 | s, matches = c.complete(None, '%%_foo_ce') | |
341 | nt.assert_in('%%_foo_cellm', matches) |
|
346 | nt.assert_in('%%_foo_cellm', matches) | |
342 |
|
347 | |||
343 |
|
348 | |||
344 | def test_line_cell_magics(): |
|
349 | def test_line_cell_magics(): | |
345 | from IPython.core.magic import register_line_cell_magic |
|
350 | from IPython.core.magic import register_line_cell_magic | |
346 |
|
351 | |||
347 | @register_line_cell_magic |
|
352 | @register_line_cell_magic | |
348 | def _bar_cellm(line, cell): |
|
353 | def _bar_cellm(line, cell): | |
349 | pass |
|
354 | pass | |
350 |
|
355 | |||
351 | ip = get_ipython() |
|
356 | ip = get_ipython() | |
352 | c = ip.Completer |
|
357 | c = ip.Completer | |
353 |
|
358 | |||
354 | # The policy here is trickier, see comments in completion code. The |
|
359 | # The policy here is trickier, see comments in completion code. The | |
355 | # returned values depend on whether the user passes %% or not explicitly, |
|
360 | # returned values depend on whether the user passes %% or not explicitly, | |
356 | # and this will show a difference if the same name is both a line and cell |
|
361 | # and this will show a difference if the same name is both a line and cell | |
357 | # magic. |
|
362 | # magic. | |
358 | s, matches = c.complete(None, '_bar_ce') |
|
363 | s, matches = c.complete(None, '_bar_ce') | |
359 | nt.assert_in('%_bar_cellm', matches) |
|
364 | nt.assert_in('%_bar_cellm', matches) | |
360 | nt.assert_in('%%_bar_cellm', matches) |
|
365 | nt.assert_in('%%_bar_cellm', matches) | |
361 | s, matches = c.complete(None, '%_bar_ce') |
|
366 | s, matches = c.complete(None, '%_bar_ce') | |
362 | nt.assert_in('%_bar_cellm', matches) |
|
367 | nt.assert_in('%_bar_cellm', matches) | |
363 | nt.assert_in('%%_bar_cellm', matches) |
|
368 | nt.assert_in('%%_bar_cellm', matches) | |
364 | s, matches = c.complete(None, '%%_bar_ce') |
|
369 | s, matches = c.complete(None, '%%_bar_ce') | |
365 | nt.assert_not_in('%_bar_cellm', matches) |
|
370 | nt.assert_not_in('%_bar_cellm', matches) | |
366 | nt.assert_in('%%_bar_cellm', matches) |
|
371 | nt.assert_in('%%_bar_cellm', matches) | |
367 |
|
372 | |||
368 |
|
373 | |||
369 | def test_magic_completion_order(): |
|
374 | def test_magic_completion_order(): | |
370 |
|
375 | |||
371 | ip = get_ipython() |
|
376 | ip = get_ipython() | |
372 | c = ip.Completer |
|
377 | c = ip.Completer | |
373 |
|
378 | |||
374 | # Test ordering of magics and non-magics with the same name |
|
379 | # Test ordering of magics and non-magics with the same name | |
375 | # We want the non-magic first |
|
380 | # We want the non-magic first | |
376 |
|
381 | |||
377 | # Before importing matplotlib, there should only be one option: |
|
382 | # Before importing matplotlib, there should only be one option: | |
378 |
|
383 | |||
379 | text, matches = c.complete('mat') |
|
384 | text, matches = c.complete('mat') | |
380 | nt.assert_equal(matches, ["%matplotlib"]) |
|
385 | nt.assert_equal(matches, ["%matplotlib"]) | |
381 |
|
386 | |||
382 |
|
387 | |||
383 | ip.run_cell("matplotlib = 1") # introduce name into namespace |
|
388 | ip.run_cell("matplotlib = 1") # introduce name into namespace | |
384 |
|
389 | |||
385 | # After the import, there should be two options, ordered like this: |
|
390 | # After the import, there should be two options, ordered like this: | |
386 | text, matches = c.complete('mat') |
|
391 | text, matches = c.complete('mat') | |
387 | nt.assert_equal(matches, ["matplotlib", "%matplotlib"]) |
|
392 | nt.assert_equal(matches, ["matplotlib", "%matplotlib"]) | |
388 |
|
393 | |||
389 |
|
394 | |||
390 | ip.run_cell("timeit = 1") # define a user variable called 'timeit' |
|
395 | ip.run_cell("timeit = 1") # define a user variable called 'timeit' | |
391 |
|
396 | |||
392 | # Order of user variable and line and cell magics with same name: |
|
397 | # Order of user variable and line and cell magics with same name: | |
393 | text, matches = c.complete('timeit') |
|
398 | text, matches = c.complete('timeit') | |
394 | nt.assert_equal(matches, ["timeit", "%timeit","%%timeit"]) |
|
399 | nt.assert_equal(matches, ["timeit", "%timeit","%%timeit"]) | |
395 |
|
400 | |||
396 |
|
401 | |||
397 |
|
||||
398 | def test_dict_key_completion_string(): |
|
402 | def test_dict_key_completion_string(): | |
399 | """Test dictionary key completion for string keys""" |
|
403 | """Test dictionary key completion for string keys""" | |
400 | ip = get_ipython() |
|
404 | ip = get_ipython() | |
401 | complete = ip.Completer.complete |
|
405 | complete = ip.Completer.complete | |
402 |
|
406 | |||
403 | ip.user_ns['d'] = {'abc': None} |
|
407 | ip.user_ns['d'] = {'abc': None} | |
404 |
|
408 | |||
405 | # check completion at different stages |
|
409 | # check completion at different stages | |
406 | _, matches = complete(line_buffer="d[") |
|
410 | _, matches = complete(line_buffer="d[") | |
407 |
nt.assert_in("'abc' |
|
411 | nt.assert_in("'abc'", matches) | |
|
412 | nt.assert_not_in("'abc']", matches) | |||
408 |
|
413 | |||
409 | _, matches = complete(line_buffer="d['") |
|
414 | _, matches = complete(line_buffer="d['") | |
410 |
nt.assert_in("abc |
|
415 | nt.assert_in("abc", matches) | |
|
416 | nt.assert_not_in("abc']", matches) | |||
411 |
|
417 | |||
412 | _, matches = complete(line_buffer="d['a") |
|
418 | _, matches = complete(line_buffer="d['a") | |
413 |
nt.assert_in("abc |
|
419 | nt.assert_in("abc", matches) | |
|
420 | nt.assert_not_in("abc']", matches) | |||
414 |
|
421 | |||
415 | # check use of different quoting |
|
422 | # check use of different quoting | |
416 | _, matches = complete(line_buffer="d[\"") |
|
423 | _, matches = complete(line_buffer="d[\"") | |
417 |
nt.assert_in("abc |
|
424 | nt.assert_in("abc", matches) | |
|
425 | nt.assert_not_in('abc\"]', matches) | |||
418 |
|
426 | |||
419 | _, matches = complete(line_buffer="d[\"a") |
|
427 | _, matches = complete(line_buffer="d[\"a") | |
420 |
nt.assert_in("abc |
|
428 | nt.assert_in("abc", matches) | |
|
429 | nt.assert_not_in('abc\"]', matches) | |||
421 |
|
430 | |||
422 | # check sensitivity to following context |
|
431 | # check sensitivity to following context | |
423 | _, matches = complete(line_buffer="d[]", cursor_pos=2) |
|
432 | _, matches = complete(line_buffer="d[]", cursor_pos=2) | |
424 | nt.assert_in("'abc'", matches) |
|
433 | nt.assert_in("'abc'", matches) | |
425 |
|
434 | |||
426 | _, matches = complete(line_buffer="d['']", cursor_pos=3) |
|
435 | _, matches = complete(line_buffer="d['']", cursor_pos=3) | |
427 | nt.assert_in("abc", matches) |
|
436 | nt.assert_in("abc", matches) | |
|
437 | nt.assert_not_in("abc'", matches) | |||
|
438 | nt.assert_not_in("abc']", matches) | |||
428 |
|
439 | |||
429 | # check multiple solutions are correctly returned and that noise is not |
|
440 | # check multiple solutions are correctly returned and that noise is not | |
430 | ip.user_ns['d'] = {'abc': None, 'abd': None, 'bad': None, object(): None, |
|
441 | ip.user_ns['d'] = {'abc': None, 'abd': None, 'bad': None, object(): None, | |
431 | 5: None} |
|
442 | 5: None} | |
432 |
|
443 | |||
433 | _, matches = complete(line_buffer="d['a") |
|
444 | _, matches = complete(line_buffer="d['a") | |
434 |
nt.assert_in("abc |
|
445 | nt.assert_in("abc", matches) | |
435 |
nt.assert_in("abd |
|
446 | nt.assert_in("abd", matches) | |
436 |
nt.assert_not_in("bad |
|
447 | nt.assert_not_in("bad", matches) | |
|
448 | assert not any(m.endswith((']', '"', "'")) for m in matches), matches | |||
437 |
|
449 | |||
438 | # check escaping and whitespace |
|
450 | # check escaping and whitespace | |
439 | ip.user_ns['d'] = {'a\nb': None, 'a\'b': None, 'a"b': None, 'a word': None} |
|
451 | ip.user_ns['d'] = {'a\nb': None, 'a\'b': None, 'a"b': None, 'a word': None} | |
440 | _, matches = complete(line_buffer="d['a") |
|
452 | _, matches = complete(line_buffer="d['a") | |
441 |
nt.assert_in("a\\nb |
|
453 | nt.assert_in("a\\nb", matches) | |
442 |
nt.assert_in("a\\'b |
|
454 | nt.assert_in("a\\'b", matches) | |
443 |
nt.assert_in("a\"b |
|
455 | nt.assert_in("a\"b", matches) | |
444 |
nt.assert_in("a word |
|
456 | nt.assert_in("a word", matches) | |
|
457 | assert not any(m.endswith((']', '"', "'")) for m in matches), matches | |||
445 |
|
458 | |||
446 | # - can complete on non-initial word of the string |
|
459 | # - can complete on non-initial word of the string | |
447 | _, matches = complete(line_buffer="d['a w") |
|
460 | _, matches = complete(line_buffer="d['a w") | |
448 |
nt.assert_in("word |
|
461 | nt.assert_in("word", matches) | |
449 |
|
462 | |||
450 | # - understands quote escaping |
|
463 | # - understands quote escaping | |
451 | _, matches = complete(line_buffer="d['a\\'") |
|
464 | _, matches = complete(line_buffer="d['a\\'") | |
452 |
nt.assert_in("b |
|
465 | nt.assert_in("b", matches) | |
453 |
|
466 | |||
454 | # - default quoting should work like repr |
|
467 | # - default quoting should work like repr | |
455 | _, matches = complete(line_buffer="d[") |
|
468 | _, matches = complete(line_buffer="d[") | |
456 |
nt.assert_in("\"a'b\" |
|
469 | nt.assert_in("\"a'b\"", matches) | |
457 |
|
470 | |||
458 | # - when opening quote with ", possible to match with unescaped apostrophe |
|
471 | # - when opening quote with ", possible to match with unescaped apostrophe | |
459 | _, matches = complete(line_buffer="d[\"a'") |
|
472 | _, matches = complete(line_buffer="d[\"a'") | |
460 |
nt.assert_in("b |
|
473 | nt.assert_in("b", matches) | |
461 |
|
474 | |||
462 |
|
475 | |||
463 | def test_dict_key_completion_contexts(): |
|
476 | def test_dict_key_completion_contexts(): | |
464 | """Test expression contexts in which dict key completion occurs""" |
|
477 | """Test expression contexts in which dict key completion occurs""" | |
465 | ip = get_ipython() |
|
478 | ip = get_ipython() | |
466 | complete = ip.Completer.complete |
|
479 | complete = ip.Completer.complete | |
467 | d = {'abc': None} |
|
480 | d = {'abc': None} | |
468 | ip.user_ns['d'] = d |
|
481 | ip.user_ns['d'] = d | |
469 |
|
482 | |||
470 | class C: |
|
483 | class C: | |
471 | data = d |
|
484 | data = d | |
472 | ip.user_ns['C'] = C |
|
485 | ip.user_ns['C'] = C | |
473 | ip.user_ns['get'] = lambda: d |
|
486 | ip.user_ns['get'] = lambda: d | |
474 |
|
487 | |||
475 | def assert_no_completion(**kwargs): |
|
488 | def assert_no_completion(**kwargs): | |
476 | _, matches = complete(**kwargs) |
|
489 | _, matches = complete(**kwargs) | |
477 | nt.assert_not_in('abc', matches) |
|
490 | nt.assert_not_in('abc', matches) | |
478 | nt.assert_not_in('abc\'', matches) |
|
491 | nt.assert_not_in('abc\'', matches) | |
479 | nt.assert_not_in('abc\']', matches) |
|
492 | nt.assert_not_in('abc\']', matches) | |
480 | nt.assert_not_in('\'abc\'', matches) |
|
493 | nt.assert_not_in('\'abc\'', matches) | |
481 | nt.assert_not_in('\'abc\']', matches) |
|
494 | nt.assert_not_in('\'abc\']', matches) | |
482 |
|
495 | |||
483 | def assert_completion(**kwargs): |
|
496 | def assert_completion(**kwargs): | |
484 | _, matches = complete(**kwargs) |
|
497 | _, matches = complete(**kwargs) | |
485 |
nt.assert_in("'abc' |
|
498 | nt.assert_in("'abc'", matches) | |
|
499 | nt.assert_not_in("'abc']", matches) | |||
486 |
|
500 | |||
487 | # no completion after string closed, even if reopened |
|
501 | # no completion after string closed, even if reopened | |
488 | ip.Completer.greedy = False |
|
|||
489 | assert_no_completion(line_buffer="d['a'") |
|
502 | assert_no_completion(line_buffer="d['a'") | |
490 | assert_no_completion(line_buffer="d[\"a\"") |
|
503 | assert_no_completion(line_buffer="d[\"a\"") | |
491 | assert_no_completion(line_buffer="d['a' + ") |
|
504 | assert_no_completion(line_buffer="d['a' + ") | |
492 | assert_no_completion(line_buffer="d['a' + '") |
|
505 | assert_no_completion(line_buffer="d['a' + '") | |
493 |
|
506 | |||
494 | # completion in non-trivial expressions |
|
507 | # completion in non-trivial expressions | |
495 | assert_completion(line_buffer="+ d[") |
|
508 | assert_completion(line_buffer="+ d[") | |
496 | assert_completion(line_buffer="(d[") |
|
509 | assert_completion(line_buffer="(d[") | |
497 | assert_completion(line_buffer="C.data[") |
|
510 | assert_completion(line_buffer="C.data[") | |
498 |
|
511 | |||
499 | # greedy flag |
|
512 | # greedy flag | |
|
513 | def assert_completion(**kwargs): | |||
|
514 | _, matches = complete(**kwargs) | |||
|
515 | nt.assert_in("get()['abc']", matches) | |||
|
516 | ||||
500 | assert_no_completion(line_buffer="get()[") |
|
517 | assert_no_completion(line_buffer="get()[") | |
501 | ip.Completer.greedy = True |
|
518 | with greedy_completion(): | |
502 | assert_completion(line_buffer="get()[") |
|
519 | assert_completion(line_buffer="get()[") | |
|
520 | assert_completion(line_buffer="get()['") | |||
|
521 | assert_completion(line_buffer="get()['a") | |||
|
522 | assert_completion(line_buffer="get()['ab") | |||
|
523 | assert_completion(line_buffer="get()['abc") | |||
503 |
|
524 | |||
504 |
|
525 | |||
505 |
|
526 | |||
506 | @dec.onlyif(sys.version_info[0] >= 3, 'This test only applies in Py>=3') |
|
527 | @dec.onlyif(sys.version_info[0] >= 3, 'This test only applies in Py>=3') | |
507 | def test_dict_key_completion_bytes(): |
|
528 | def test_dict_key_completion_bytes(): | |
508 | """Test handling of bytes in dict key completion""" |
|
529 | """Test handling of bytes in dict key completion""" | |
509 | ip = get_ipython() |
|
530 | ip = get_ipython() | |
510 | complete = ip.Completer.complete |
|
531 | complete = ip.Completer.complete | |
511 |
|
532 | |||
512 | ip.user_ns['d'] = {'abc': None, b'abd': None} |
|
533 | ip.user_ns['d'] = {'abc': None, b'abd': None} | |
513 |
|
534 | |||
514 | _, matches = complete(line_buffer="d[") |
|
535 | _, matches = complete(line_buffer="d[") | |
515 |
nt.assert_in("'abc' |
|
536 | nt.assert_in("'abc'", matches) | |
516 |
nt.assert_in("b'abd' |
|
537 | nt.assert_in("b'abd'", matches) | |
517 |
|
538 | |||
518 | if False: # not currently implemented |
|
539 | if False: # not currently implemented | |
519 | _, matches = complete(line_buffer="d[b") |
|
540 | _, matches = complete(line_buffer="d[b") | |
520 |
nt.assert_in("b'abd' |
|
541 | nt.assert_in("b'abd'", matches) | |
521 |
nt.assert_not_in("b'abc' |
|
542 | nt.assert_not_in("b'abc'", matches) | |
522 |
|
543 | |||
523 | _, matches = complete(line_buffer="d[b'") |
|
544 | _, matches = complete(line_buffer="d[b'") | |
524 |
nt.assert_in("abd |
|
545 | nt.assert_in("abd", matches) | |
525 |
nt.assert_not_in("abc |
|
546 | nt.assert_not_in("abc", matches) | |
526 |
|
547 | |||
527 | _, matches = complete(line_buffer="d[B'") |
|
548 | _, matches = complete(line_buffer="d[B'") | |
528 |
nt.assert_in("abd |
|
549 | nt.assert_in("abd", matches) | |
529 |
nt.assert_not_in("abc |
|
550 | nt.assert_not_in("abc", matches) | |
530 |
|
551 | |||
531 | _, matches = complete(line_buffer="d['") |
|
552 | _, matches = complete(line_buffer="d['") | |
532 |
nt.assert_in("abc |
|
553 | nt.assert_in("abc", matches) | |
533 |
nt.assert_not_in("abd |
|
554 | nt.assert_not_in("abd", matches) | |
534 |
|
555 | |||
535 |
|
556 | |||
536 | @dec.onlyif(sys.version_info[0] < 3, 'This test only applies in Py<3') |
|
557 | @dec.onlyif(sys.version_info[0] < 3, 'This test only applies in Py<3') | |
537 | def test_dict_key_completion_unicode_py2(): |
|
558 | def test_dict_key_completion_unicode_py2(): | |
538 | """Test handling of unicode in dict key completion""" |
|
559 | """Test handling of unicode in dict key completion""" | |
539 | ip = get_ipython() |
|
560 | ip = get_ipython() | |
540 | complete = ip.Completer.complete |
|
561 | complete = ip.Completer.complete | |
541 |
|
562 | |||
542 | ip.user_ns['d'] = {u'abc': None, |
|
563 | ip.user_ns['d'] = {u'abc': None, | |
543 |
u |
|
564 | u'a\u05d0b': None} | |
544 |
|
565 | |||
545 | _, matches = complete(line_buffer="d[") |
|
566 | _, matches = complete(line_buffer="d[") | |
546 |
nt.assert_in("u'abc' |
|
567 | nt.assert_in("u'abc'", matches) | |
547 |
nt.assert_in("u'a\\u05d0' |
|
568 | nt.assert_in("u'a\\u05d0b'", matches) | |
548 |
|
569 | |||
549 | _, matches = complete(line_buffer="d['a") |
|
570 | _, matches = complete(line_buffer="d['a") | |
550 |
nt.assert_in("abc |
|
571 | nt.assert_in("abc", matches) | |
551 |
nt.assert_not_in("a\\u05d0 |
|
572 | nt.assert_not_in("a\\u05d0b", matches) | |
552 |
|
573 | |||
553 | _, matches = complete(line_buffer="d[u'a") |
|
574 | _, matches = complete(line_buffer="d[u'a") | |
554 |
nt.assert_in("abc |
|
575 | nt.assert_in("abc", matches) | |
555 |
nt.assert_in("a\\u05d0 |
|
576 | nt.assert_in("a\\u05d0b", matches) | |
556 |
|
577 | |||
557 | _, matches = complete(line_buffer="d[U'a") |
|
578 | _, matches = complete(line_buffer="d[U'a") | |
558 |
nt.assert_in("abc |
|
579 | nt.assert_in("abc", matches) | |
559 |
nt.assert_in("a\\u05d0 |
|
580 | nt.assert_in("a\\u05d0b", matches) | |
560 |
|
581 | |||
561 | # query using escape |
|
582 | # query using escape | |
562 | _, matches = complete(line_buffer="d[u'a\\u05d0") |
|
583 | _, matches = complete(line_buffer=u"d[u'a\\u05d0") | |
563 |
nt.assert_in("u05d0 |
|
584 | nt.assert_in("u05d0b", matches) # tokenized after \\ | |
564 |
|
585 | |||
565 | # query using character |
|
586 | # query using character | |
566 |
_, matches = complete(line_buffer=u |
|
587 | _, matches = complete(line_buffer=u"d[u'a\u05d0") | |
567 |
nt.assert_in(" |
|
588 | nt.assert_in(u"a\u05d0b", matches) | |
|
589 | ||||
|
590 | with greedy_completion(): | |||
|
591 | _, matches = complete(line_buffer="d[") | |||
|
592 | nt.assert_in("d[u'abc']", matches) | |||
|
593 | nt.assert_in("d[u'a\\u05d0b']", matches) | |||
|
594 | ||||
|
595 | _, matches = complete(line_buffer="d['a") | |||
|
596 | nt.assert_in("d['abc']", matches) | |||
|
597 | nt.assert_not_in("d[u'a\\u05d0b']", matches) | |||
|
598 | ||||
|
599 | _, matches = complete(line_buffer="d[u'a") | |||
|
600 | nt.assert_in("d[u'abc']", matches) | |||
|
601 | nt.assert_in("d[u'a\\u05d0b']", matches) | |||
|
602 | ||||
|
603 | _, matches = complete(line_buffer="d[U'a") | |||
|
604 | nt.assert_in("d[U'abc']", matches) | |||
|
605 | nt.assert_in("d[U'a\\u05d0b']", matches) | |||
|
606 | ||||
|
607 | # query using escape | |||
|
608 | _, matches = complete(line_buffer=u"d[u'a\\u05d0") | |||
|
609 | nt.assert_in("d[u'a\\u05d0b']", matches) # tokenized after \\ | |||
|
610 | ||||
|
611 | # query using character | |||
|
612 | _, matches = complete(line_buffer=u"d[u'a\u05d0") | |||
|
613 | nt.assert_in(u"d[u'a\u05d0b']", matches) | |||
568 |
|
614 | |||
569 |
|
615 | |||
570 | @dec.onlyif(sys.version_info[0] >= 3, 'This test only applies in Py>=3') |
|
616 | @dec.onlyif(sys.version_info[0] >= 3, 'This test only applies in Py>=3') | |
571 | def test_dict_key_completion_unicode_py3(): |
|
617 | def test_dict_key_completion_unicode_py3(): | |
572 | """Test handling of unicode in dict key completion""" |
|
618 | """Test handling of unicode in dict key completion""" | |
573 | ip = get_ipython() |
|
619 | ip = get_ipython() | |
574 | complete = ip.Completer.complete |
|
620 | complete = ip.Completer.complete | |
575 |
|
621 | |||
576 |
ip.user_ns['d'] = {u |
|
622 | ip.user_ns['d'] = {u'a\u05d0': None} | |
577 |
|
623 | |||
578 | # query using escape |
|
624 | # query using escape | |
579 | _, matches = complete(line_buffer="d['a\\u05d0") |
|
625 | _, matches = complete(line_buffer="d['a\\u05d0") | |
580 |
nt.assert_in("u05d0 |
|
626 | nt.assert_in("u05d0", matches) # tokenized after \\ | |
581 |
|
627 | |||
582 | # query using character |
|
628 | # query using character | |
583 |
_, matches = complete(line_buffer= |
|
629 | _, matches = complete(line_buffer="d['a\u05d0") | |
584 |
nt.assert_in(u |
|
630 | nt.assert_in(u"a\u05d0", matches) | |
|
631 | ||||
|
632 | with greedy_completion(): | |||
|
633 | # query using escape | |||
|
634 | _, matches = complete(line_buffer="d['a\\u05d0") | |||
|
635 | nt.assert_in("d['a\\u05d0']", matches) # tokenized after \\ | |||
|
636 | ||||
|
637 | # query using character | |||
|
638 | _, matches = complete(line_buffer="d['a\u05d0") | |||
|
639 | nt.assert_in(u"d['a\u05d0']", matches) | |||
|
640 | ||||
585 |
|
641 | |||
586 |
|
642 | |||
587 | @dec.skip_without('numpy') |
|
643 | @dec.skip_without('numpy') | |
588 | def test_struct_array_key_completion(): |
|
644 | def test_struct_array_key_completion(): | |
589 | """Test dict key completion applies to numpy struct arrays""" |
|
645 | """Test dict key completion applies to numpy struct arrays""" | |
590 | import numpy |
|
646 | import numpy | |
591 | ip = get_ipython() |
|
647 | ip = get_ipython() | |
592 | complete = ip.Completer.complete |
|
648 | complete = ip.Completer.complete | |
593 | ip.user_ns['d'] = numpy.array([], dtype=[('hello', 'f'), ('world', 'f')]) |
|
649 | ip.user_ns['d'] = numpy.array([], dtype=[('hello', 'f'), ('world', 'f')]) | |
594 | _, matches = complete(line_buffer="d['") |
|
650 | _, matches = complete(line_buffer="d['") | |
595 |
nt.assert_in("hello |
|
651 | nt.assert_in("hello", matches) | |
596 |
nt.assert_in("world |
|
652 | nt.assert_in("world", matches) | |
597 |
|
653 | |||
598 |
|
654 | |||
599 | @dec.skip_without('pandas') |
|
655 | @dec.skip_without('pandas') | |
600 | def test_dataframe_key_completion(): |
|
656 | def test_dataframe_key_completion(): | |
601 | """Test dict key completion applies to pandas DataFrames""" |
|
657 | """Test dict key completion applies to pandas DataFrames""" | |
602 | import pandas |
|
658 | import pandas | |
603 | ip = get_ipython() |
|
659 | ip = get_ipython() | |
604 | complete = ip.Completer.complete |
|
660 | complete = ip.Completer.complete | |
605 | ip.user_ns['d'] = pandas.DataFrame({'hello': [1], 'world': [2]}) |
|
661 | ip.user_ns['d'] = pandas.DataFrame({'hello': [1], 'world': [2]}) | |
606 | _, matches = complete(line_buffer="d['") |
|
662 | _, matches = complete(line_buffer="d['") | |
607 |
nt.assert_in("hello |
|
663 | nt.assert_in("hello", matches) | |
608 |
nt.assert_in("world |
|
664 | nt.assert_in("world", matches) | |
609 |
|
665 | |||
610 |
|
666 | |||
611 | def test_dict_key_completion_invalids(): |
|
667 | def test_dict_key_completion_invalids(): | |
612 | """Smoke test cases dict key completion can't handle""" |
|
668 | """Smoke test cases dict key completion can't handle""" | |
613 | ip = get_ipython() |
|
669 | ip = get_ipython() | |
614 | complete = ip.Completer.complete |
|
670 | complete = ip.Completer.complete | |
615 |
|
671 | |||
616 | ip.user_ns['no_getitem'] = None |
|
672 | ip.user_ns['no_getitem'] = None | |
617 | ip.user_ns['no_keys'] = [] |
|
673 | ip.user_ns['no_keys'] = [] | |
618 | ip.user_ns['cant_call_keys'] = dict |
|
674 | ip.user_ns['cant_call_keys'] = dict | |
619 | ip.user_ns['empty'] = {} |
|
675 | ip.user_ns['empty'] = {} | |
620 | ip.user_ns['d'] = {'abc': 5} |
|
676 | ip.user_ns['d'] = {'abc': 5} | |
621 |
|
677 | |||
622 | _, matches = complete(line_buffer="no_getitem['") |
|
678 | _, matches = complete(line_buffer="no_getitem['") | |
623 | _, matches = complete(line_buffer="no_keys['") |
|
679 | _, matches = complete(line_buffer="no_keys['") | |
624 | _, matches = complete(line_buffer="cant_call_keys['") |
|
680 | _, matches = complete(line_buffer="cant_call_keys['") | |
625 | _, matches = complete(line_buffer="empty['") |
|
681 | _, matches = complete(line_buffer="empty['") | |
626 | _, matches = complete(line_buffer="name_error['") |
|
682 | _, matches = complete(line_buffer="name_error['") | |
627 | _, matches = complete(line_buffer="d['\\") # incomplete escape |
|
683 | _, matches = complete(line_buffer="d['\\") # incomplete escape |
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