Show More
@@ -1,916 +1,917 b'' | |||||
1 | """Word completion for IPython. |
|
1 | """Word completion for IPython. | |
2 |
|
2 | |||
3 | This module is a fork of the rlcompleter module in the Python standard |
|
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 |
|
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 |
|
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 |
|
6 | functionality specific to IPython, so this module will continue to live as an | |
7 | IPython-specific utility. |
|
7 | IPython-specific utility. | |
8 |
|
8 | |||
9 | Original rlcompleter documentation: |
|
9 | Original rlcompleter documentation: | |
10 |
|
10 | |||
11 | This requires the latest extension to the readline module (the |
|
11 | This requires the latest extension to the readline module (the | |
12 | completes keywords, built-ins and globals in __main__; when completing |
|
12 | completes keywords, built-ins and globals in __main__; when completing | |
13 | NAME.NAME..., it evaluates (!) the expression up to the last dot and |
|
13 | NAME.NAME..., it evaluates (!) the expression up to the last dot and | |
14 | completes its attributes. |
|
14 | completes its attributes. | |
15 |
|
15 | |||
16 | It's very cool to do "import string" type "string.", hit the |
|
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 |
|
17 | completion key (twice), and see the list of names defined by the | |
18 | string module! |
|
18 | string module! | |
19 |
|
19 | |||
20 | Tip: to use the tab key as the completion key, call |
|
20 | Tip: to use the tab key as the completion key, call | |
21 |
|
21 | |||
22 | readline.parse_and_bind("tab: complete") |
|
22 | readline.parse_and_bind("tab: complete") | |
23 |
|
23 | |||
24 | Notes: |
|
24 | Notes: | |
25 |
|
25 | |||
26 | - Exceptions raised by the completer function are *ignored* (and |
|
26 | - Exceptions raised by the completer function are *ignored* (and | |
27 | generally cause the completion to fail). This is a feature -- since |
|
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 |
|
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, |
|
29 | traceback wouldn't work well without some complicated hoopla to save, | |
30 | reset and restore the tty state. |
|
30 | reset and restore the tty state. | |
31 |
|
31 | |||
32 | - The evaluation of the NAME.NAME... form may cause arbitrary |
|
32 | - The evaluation of the NAME.NAME... form may cause arbitrary | |
33 | application defined code to be executed if an object with a |
|
33 | application defined code to be executed if an object with a | |
34 | __getattr__ hook is found. Since it is the responsibility of the |
|
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 |
|
35 | application (or the user) to enable this feature, I consider this an | |
36 | acceptable risk. More complicated expressions (e.g. function calls or |
|
36 | acceptable risk. More complicated expressions (e.g. function calls or | |
37 | indexing operations) are *not* evaluated. |
|
37 | indexing operations) are *not* evaluated. | |
38 |
|
38 | |||
39 | - GNU readline is also used by the built-in functions input() and |
|
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 |
|
40 | raw_input(), and thus these also benefit/suffer from the completer | |
41 | features. Clearly an interactive application can benefit by |
|
41 | features. Clearly an interactive application can benefit by | |
42 | specifying its own completer function and using raw_input() for all |
|
42 | specifying its own completer function and using raw_input() for all | |
43 | its input. |
|
43 | its input. | |
44 |
|
44 | |||
45 | - When the original stdin is not a tty device, GNU readline is never |
|
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. |
|
46 | used, and this module (and the readline module) are silently inactive. | |
47 | """ |
|
47 | """ | |
48 |
|
48 | |||
49 | #***************************************************************************** |
|
49 | #***************************************************************************** | |
50 | # |
|
50 | # | |
51 | # Since this file is essentially a minimally modified copy of the rlcompleter |
|
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 |
|
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 |
|
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). |
|
54 | # Software Foundation (in addition to my own, for all new code). | |
55 | # |
|
55 | # | |
56 | # Copyright (C) 2008-2011 IPython Development Team |
|
56 | # Copyright (C) 2008-2011 IPython Development Team | |
57 | # Copyright (C) 2001-2007 Fernando Perez. <fperez@colorado.edu> |
|
57 | # Copyright (C) 2001-2007 Fernando Perez. <fperez@colorado.edu> | |
58 | # Copyright (C) 2001 Python Software Foundation, www.python.org |
|
58 | # Copyright (C) 2001 Python Software Foundation, www.python.org | |
59 | # |
|
59 | # | |
60 | # Distributed under the terms of the BSD License. The full license is in |
|
60 | # Distributed under the terms of the BSD License. The full license is in | |
61 | # the file COPYING, distributed as part of this software. |
|
61 | # the file COPYING, distributed as part of this software. | |
62 | # |
|
62 | # | |
63 | #***************************************************************************** |
|
63 | #***************************************************************************** | |
64 | from __future__ import print_function |
|
64 | from __future__ import print_function | |
65 |
|
65 | |||
66 | #----------------------------------------------------------------------------- |
|
66 | #----------------------------------------------------------------------------- | |
67 | # Imports |
|
67 | # Imports | |
68 | #----------------------------------------------------------------------------- |
|
68 | #----------------------------------------------------------------------------- | |
69 |
|
69 | |||
70 | import __builtin__ |
|
70 | import __builtin__ | |
71 | import __main__ |
|
71 | import __main__ | |
72 | import glob |
|
72 | import glob | |
73 | import inspect |
|
73 | import inspect | |
74 | import itertools |
|
74 | import itertools | |
75 | import keyword |
|
75 | import keyword | |
76 | import os |
|
76 | import os | |
77 | import re |
|
77 | import re | |
78 | import shlex |
|
78 | import shlex | |
79 | import sys |
|
79 | import sys | |
80 |
|
80 | |||
81 | from IPython.config.configurable import Configurable |
|
81 | from IPython.config.configurable import Configurable | |
82 | from IPython.core.error import TryNext |
|
82 | from IPython.core.error import TryNext | |
83 | from IPython.core.prefilter import ESC_MAGIC |
|
83 | from IPython.core.prefilter import ESC_MAGIC | |
84 | from IPython.utils import generics |
|
84 | from IPython.utils import generics | |
85 | from IPython.utils import io |
|
85 | from IPython.utils import io | |
86 | from IPython.utils.dir2 import dir2 |
|
86 | from IPython.utils.dir2 import dir2 | |
87 | from IPython.utils.process import arg_split |
|
87 | from IPython.utils.process import arg_split | |
88 | from IPython.utils.traitlets import CBool, Enum |
|
88 | from IPython.utils.traitlets import CBool, Enum | |
89 |
|
89 | |||
90 | #----------------------------------------------------------------------------- |
|
90 | #----------------------------------------------------------------------------- | |
91 | # Globals |
|
91 | # Globals | |
92 | #----------------------------------------------------------------------------- |
|
92 | #----------------------------------------------------------------------------- | |
93 |
|
93 | |||
94 | # Public API |
|
94 | # Public API | |
95 | __all__ = ['Completer','IPCompleter'] |
|
95 | __all__ = ['Completer','IPCompleter'] | |
96 |
|
96 | |||
97 | if sys.platform == 'win32': |
|
97 | if sys.platform == 'win32': | |
98 | PROTECTABLES = ' ' |
|
98 | PROTECTABLES = ' ' | |
99 | else: |
|
99 | else: | |
100 | PROTECTABLES = ' ()[]{}?=\\|;:\'#*"^&' |
|
100 | PROTECTABLES = ' ()[]{}?=\\|;:\'#*"^&' | |
101 |
|
101 | |||
102 | #----------------------------------------------------------------------------- |
|
102 | #----------------------------------------------------------------------------- | |
103 | # Main functions and classes |
|
103 | # Main functions and classes | |
104 | #----------------------------------------------------------------------------- |
|
104 | #----------------------------------------------------------------------------- | |
105 |
|
105 | |||
106 | def has_open_quotes(s): |
|
106 | def has_open_quotes(s): | |
107 | """Return whether a string has open quotes. |
|
107 | """Return whether a string has open quotes. | |
108 |
|
108 | |||
109 | This simply counts whether the number of quote characters of either type in |
|
109 | This simply counts whether the number of quote characters of either type in | |
110 | the string is odd. |
|
110 | the string is odd. | |
111 |
|
111 | |||
112 | Returns |
|
112 | Returns | |
113 | ------- |
|
113 | ------- | |
114 | If there is an open quote, the quote character is returned. Else, return |
|
114 | If there is an open quote, the quote character is returned. Else, return | |
115 | False. |
|
115 | False. | |
116 | """ |
|
116 | """ | |
117 | # We check " first, then ', so complex cases with nested quotes will get |
|
117 | # We check " first, then ', so complex cases with nested quotes will get | |
118 | # the " to take precedence. |
|
118 | # the " to take precedence. | |
119 | if s.count('"') % 2: |
|
119 | if s.count('"') % 2: | |
120 | return '"' |
|
120 | return '"' | |
121 | elif s.count("'") % 2: |
|
121 | elif s.count("'") % 2: | |
122 | return "'" |
|
122 | return "'" | |
123 | else: |
|
123 | else: | |
124 | return False |
|
124 | return False | |
125 |
|
125 | |||
126 |
|
126 | |||
127 | def protect_filename(s): |
|
127 | def protect_filename(s): | |
128 | """Escape a string to protect certain characters.""" |
|
128 | """Escape a string to protect certain characters.""" | |
129 |
|
129 | |||
130 | return "".join([(ch in PROTECTABLES and '\\' + ch or ch) |
|
130 | return "".join([(ch in PROTECTABLES and '\\' + ch or ch) | |
131 | for ch in s]) |
|
131 | for ch in s]) | |
132 |
|
132 | |||
133 | def expand_user(path): |
|
133 | def expand_user(path): | |
134 | """Expand '~'-style usernames in strings. |
|
134 | """Expand '~'-style usernames in strings. | |
135 |
|
135 | |||
136 | This is similar to :func:`os.path.expanduser`, but it computes and returns |
|
136 | This is similar to :func:`os.path.expanduser`, but it computes and returns | |
137 | extra information that will be useful if the input was being used in |
|
137 | extra information that will be useful if the input was being used in | |
138 | computing completions, and you wish to return the completions with the |
|
138 | computing completions, and you wish to return the completions with the | |
139 | original '~' instead of its expanded value. |
|
139 | original '~' instead of its expanded value. | |
140 |
|
140 | |||
141 | Parameters |
|
141 | Parameters | |
142 | ---------- |
|
142 | ---------- | |
143 | path : str |
|
143 | path : str | |
144 | String to be expanded. If no ~ is present, the output is the same as the |
|
144 | String to be expanded. If no ~ is present, the output is the same as the | |
145 | input. |
|
145 | input. | |
146 |
|
146 | |||
147 | Returns |
|
147 | Returns | |
148 | ------- |
|
148 | ------- | |
149 | newpath : str |
|
149 | newpath : str | |
150 | Result of ~ expansion in the input path. |
|
150 | Result of ~ expansion in the input path. | |
151 | tilde_expand : bool |
|
151 | tilde_expand : bool | |
152 | Whether any expansion was performed or not. |
|
152 | Whether any expansion was performed or not. | |
153 | tilde_val : str |
|
153 | tilde_val : str | |
154 | The value that ~ was replaced with. |
|
154 | The value that ~ was replaced with. | |
155 | """ |
|
155 | """ | |
156 | # Default values |
|
156 | # Default values | |
157 | tilde_expand = False |
|
157 | tilde_expand = False | |
158 | tilde_val = '' |
|
158 | tilde_val = '' | |
159 | newpath = path |
|
159 | newpath = path | |
160 |
|
160 | |||
161 | if path.startswith('~'): |
|
161 | if path.startswith('~'): | |
162 | tilde_expand = True |
|
162 | tilde_expand = True | |
163 | rest = len(path)-1 |
|
163 | rest = len(path)-1 | |
164 | newpath = os.path.expanduser(path) |
|
164 | newpath = os.path.expanduser(path) | |
165 | if rest: |
|
165 | if rest: | |
166 | tilde_val = newpath[:-rest] |
|
166 | tilde_val = newpath[:-rest] | |
167 | else: |
|
167 | else: | |
168 | tilde_val = newpath |
|
168 | tilde_val = newpath | |
169 |
|
169 | |||
170 | return newpath, tilde_expand, tilde_val |
|
170 | return newpath, tilde_expand, tilde_val | |
171 |
|
171 | |||
172 |
|
172 | |||
173 | def compress_user(path, tilde_expand, tilde_val): |
|
173 | def compress_user(path, tilde_expand, tilde_val): | |
174 | """Does the opposite of expand_user, with its outputs. |
|
174 | """Does the opposite of expand_user, with its outputs. | |
175 | """ |
|
175 | """ | |
176 | if tilde_expand: |
|
176 | if tilde_expand: | |
177 | return path.replace(tilde_val, '~') |
|
177 | return path.replace(tilde_val, '~') | |
178 | else: |
|
178 | else: | |
179 | return path |
|
179 | return path | |
180 |
|
180 | |||
181 | class Bunch(object): pass |
|
181 | class Bunch(object): pass | |
182 |
|
182 | |||
183 | DELIMS = ' \t\n`!@#$^&*()=+[{]}\\|;:\'",<>?' |
|
183 | DELIMS = ' \t\n`!@#$^&*()=+[{]}\\|;:\'",<>?' | |
184 | GREEDY_DELIMS = ' \r\n' |
|
184 | GREEDY_DELIMS = ' \r\n' | |
185 |
|
185 | |||
186 | class CompletionSplitter(object): |
|
186 | class CompletionSplitter(object): | |
187 | """An object to split an input line in a manner similar to readline. |
|
187 | """An object to split an input line in a manner similar to readline. | |
188 |
|
188 | |||
189 | By having our own implementation, we can expose readline-like completion in |
|
189 | By having our own implementation, we can expose readline-like completion in | |
190 | a uniform manner to all frontends. This object only needs to be given the |
|
190 | a uniform manner to all frontends. This object only needs to be given the | |
191 | line of text to be split and the cursor position on said line, and it |
|
191 | line of text to be split and the cursor position on said line, and it | |
192 | returns the 'word' to be completed on at the cursor after splitting the |
|
192 | returns the 'word' to be completed on at the cursor after splitting the | |
193 | entire line. |
|
193 | entire line. | |
194 |
|
194 | |||
195 | What characters are used as splitting delimiters can be controlled by |
|
195 | What characters are used as splitting delimiters can be controlled by | |
196 | setting the `delims` attribute (this is a property that internally |
|
196 | setting the `delims` attribute (this is a property that internally | |
197 | automatically builds the necessary """ |
|
197 | automatically builds the necessary """ | |
198 |
|
198 | |||
199 | # Private interface |
|
199 | # Private interface | |
200 |
|
200 | |||
201 | # A string of delimiter characters. The default value makes sense for |
|
201 | # A string of delimiter characters. The default value makes sense for | |
202 | # IPython's most typical usage patterns. |
|
202 | # IPython's most typical usage patterns. | |
203 | _delims = DELIMS |
|
203 | _delims = DELIMS | |
204 |
|
204 | |||
205 | # The expression (a normal string) to be compiled into a regular expression |
|
205 | # The expression (a normal string) to be compiled into a regular expression | |
206 | # for actual splitting. We store it as an attribute mostly for ease of |
|
206 | # for actual splitting. We store it as an attribute mostly for ease of | |
207 | # debugging, since this type of code can be so tricky to debug. |
|
207 | # debugging, since this type of code can be so tricky to debug. | |
208 | _delim_expr = None |
|
208 | _delim_expr = None | |
209 |
|
209 | |||
210 | # The regular expression that does the actual splitting |
|
210 | # The regular expression that does the actual splitting | |
211 | _delim_re = None |
|
211 | _delim_re = None | |
212 |
|
212 | |||
213 | def __init__(self, delims=None): |
|
213 | def __init__(self, delims=None): | |
214 | delims = CompletionSplitter._delims if delims is None else delims |
|
214 | delims = CompletionSplitter._delims if delims is None else delims | |
215 | self.set_delims(delims) |
|
215 | self.set_delims(delims) | |
216 |
|
216 | |||
217 | def set_delims(self, delims): |
|
217 | def set_delims(self, delims): | |
218 | """Set the delimiters for line splitting.""" |
|
218 | """Set the delimiters for line splitting.""" | |
219 | expr = '[' + ''.join('\\'+ c for c in delims) + ']' |
|
219 | expr = '[' + ''.join('\\'+ c for c in delims) + ']' | |
220 | self._delim_re = re.compile(expr) |
|
220 | self._delim_re = re.compile(expr) | |
221 | self._delims = delims |
|
221 | self._delims = delims | |
222 | self._delim_expr = expr |
|
222 | self._delim_expr = expr | |
223 |
|
223 | |||
224 | def get_delims(self): |
|
224 | def get_delims(self): | |
225 | """Return the string of delimiter characters.""" |
|
225 | """Return the string of delimiter characters.""" | |
226 | return self._delims |
|
226 | return self._delims | |
227 |
|
227 | |||
228 | def split_line(self, line, cursor_pos=None): |
|
228 | def split_line(self, line, cursor_pos=None): | |
229 | """Split a line of text with a cursor at the given position. |
|
229 | """Split a line of text with a cursor at the given position. | |
230 | """ |
|
230 | """ | |
231 | l = line if cursor_pos is None else line[:cursor_pos] |
|
231 | l = line if cursor_pos is None else line[:cursor_pos] | |
232 | return self._delim_re.split(l)[-1] |
|
232 | return self._delim_re.split(l)[-1] | |
233 |
|
233 | |||
234 |
|
234 | |||
235 | class Completer(Configurable): |
|
235 | class Completer(Configurable): | |
236 |
|
236 | |||
237 | greedy = CBool(False, config=True, |
|
237 | greedy = CBool(False, config=True, | |
238 | help="""Activate greedy completion |
|
238 | help="""Activate greedy completion | |
239 |
|
239 | |||
240 | This will enable completion on elements of lists, results of function calls, etc., |
|
240 | This will enable completion on elements of lists, results of function calls, etc., | |
241 | but can be unsafe because the code is actually evaluated on TAB. |
|
241 | but can be unsafe because the code is actually evaluated on TAB. | |
242 | """ |
|
242 | """ | |
243 | ) |
|
243 | ) | |
244 |
|
244 | |||
245 |
|
245 | |||
246 | def __init__(self, namespace=None, global_namespace=None, config=None, **kwargs): |
|
246 | def __init__(self, namespace=None, global_namespace=None, config=None, **kwargs): | |
247 | """Create a new completer for the command line. |
|
247 | """Create a new completer for the command line. | |
248 |
|
248 | |||
249 | Completer(namespace=ns,global_namespace=ns2) -> completer instance. |
|
249 | Completer(namespace=ns,global_namespace=ns2) -> completer instance. | |
250 |
|
250 | |||
251 | If unspecified, the default namespace where completions are performed |
|
251 | If unspecified, the default namespace where completions are performed | |
252 | is __main__ (technically, __main__.__dict__). Namespaces should be |
|
252 | is __main__ (technically, __main__.__dict__). Namespaces should be | |
253 | given as dictionaries. |
|
253 | given as dictionaries. | |
254 |
|
254 | |||
255 | An optional second namespace can be given. This allows the completer |
|
255 | An optional second namespace can be given. This allows the completer | |
256 | to handle cases where both the local and global scopes need to be |
|
256 | to handle cases where both the local and global scopes need to be | |
257 | distinguished. |
|
257 | distinguished. | |
258 |
|
258 | |||
259 | Completer instances should be used as the completion mechanism of |
|
259 | Completer instances should be used as the completion mechanism of | |
260 | readline via the set_completer() call: |
|
260 | readline via the set_completer() call: | |
261 |
|
261 | |||
262 | readline.set_completer(Completer(my_namespace).complete) |
|
262 | readline.set_completer(Completer(my_namespace).complete) | |
263 | """ |
|
263 | """ | |
264 |
|
264 | |||
265 | # Don't bind to namespace quite yet, but flag whether the user wants a |
|
265 | # Don't bind to namespace quite yet, but flag whether the user wants a | |
266 | # specific namespace or to use __main__.__dict__. This will allow us |
|
266 | # specific namespace or to use __main__.__dict__. This will allow us | |
267 | # to bind to __main__.__dict__ at completion time, not now. |
|
267 | # to bind to __main__.__dict__ at completion time, not now. | |
268 | if namespace is None: |
|
268 | if namespace is None: | |
269 | self.use_main_ns = 1 |
|
269 | self.use_main_ns = 1 | |
270 | else: |
|
270 | else: | |
271 | self.use_main_ns = 0 |
|
271 | self.use_main_ns = 0 | |
272 | self.namespace = namespace |
|
272 | self.namespace = namespace | |
273 |
|
273 | |||
274 | # The global namespace, if given, can be bound directly |
|
274 | # The global namespace, if given, can be bound directly | |
275 | if global_namespace is None: |
|
275 | if global_namespace is None: | |
276 | self.global_namespace = {} |
|
276 | self.global_namespace = {} | |
277 | else: |
|
277 | else: | |
278 | self.global_namespace = global_namespace |
|
278 | self.global_namespace = global_namespace | |
279 |
|
279 | |||
280 | super(Completer, self).__init__(config=config, **kwargs) |
|
280 | super(Completer, self).__init__(config=config, **kwargs) | |
281 |
|
281 | |||
282 | def complete(self, text, state): |
|
282 | def complete(self, text, state): | |
283 | """Return the next possible completion for 'text'. |
|
283 | """Return the next possible completion for 'text'. | |
284 |
|
284 | |||
285 | This is called successively with state == 0, 1, 2, ... until it |
|
285 | This is called successively with state == 0, 1, 2, ... until it | |
286 | returns None. The completion should begin with 'text'. |
|
286 | returns None. The completion should begin with 'text'. | |
287 |
|
287 | |||
288 | """ |
|
288 | """ | |
289 | if self.use_main_ns: |
|
289 | if self.use_main_ns: | |
290 | self.namespace = __main__.__dict__ |
|
290 | self.namespace = __main__.__dict__ | |
291 |
|
291 | |||
292 | if state == 0: |
|
292 | if state == 0: | |
293 | if "." in text: |
|
293 | if "." in text: | |
294 | self.matches = self.attr_matches(text) |
|
294 | self.matches = self.attr_matches(text) | |
295 | else: |
|
295 | else: | |
296 | self.matches = self.global_matches(text) |
|
296 | self.matches = self.global_matches(text) | |
297 | try: |
|
297 | try: | |
298 | return self.matches[state] |
|
298 | return self.matches[state] | |
299 | except IndexError: |
|
299 | except IndexError: | |
300 | return None |
|
300 | return None | |
301 |
|
301 | |||
302 | def global_matches(self, text): |
|
302 | def global_matches(self, text): | |
303 | """Compute matches when text is a simple name. |
|
303 | """Compute matches when text is a simple name. | |
304 |
|
304 | |||
305 | Return a list of all keywords, built-in functions and names currently |
|
305 | Return a list of all keywords, built-in functions and names currently | |
306 | defined in self.namespace or self.global_namespace that match. |
|
306 | defined in self.namespace or self.global_namespace that match. | |
307 |
|
307 | |||
308 | """ |
|
308 | """ | |
309 | #print 'Completer->global_matches, txt=%r' % text # dbg |
|
309 | #print 'Completer->global_matches, txt=%r' % text # dbg | |
310 | matches = [] |
|
310 | matches = [] | |
311 | match_append = matches.append |
|
311 | match_append = matches.append | |
312 | n = len(text) |
|
312 | n = len(text) | |
313 | for lst in [keyword.kwlist, |
|
313 | for lst in [keyword.kwlist, | |
314 | __builtin__.__dict__.keys(), |
|
314 | __builtin__.__dict__.keys(), | |
315 | self.namespace.keys(), |
|
315 | self.namespace.keys(), | |
316 | self.global_namespace.keys()]: |
|
316 | self.global_namespace.keys()]: | |
317 | for word in lst: |
|
317 | for word in lst: | |
318 | if word[:n] == text and word != "__builtins__": |
|
318 | if word[:n] == text and word != "__builtins__": | |
319 | match_append(word) |
|
319 | match_append(word) | |
320 | return matches |
|
320 | return matches | |
321 |
|
321 | |||
322 | def attr_matches(self, text): |
|
322 | def attr_matches(self, text): | |
323 | """Compute matches when text contains a dot. |
|
323 | """Compute matches when text contains a dot. | |
324 |
|
324 | |||
325 | Assuming the text is of the form NAME.NAME....[NAME], and is |
|
325 | Assuming the text is of the form NAME.NAME....[NAME], and is | |
326 | evaluatable in self.namespace or self.global_namespace, it will be |
|
326 | evaluatable in self.namespace or self.global_namespace, it will be | |
327 | evaluated and its attributes (as revealed by dir()) are used as |
|
327 | evaluated and its attributes (as revealed by dir()) are used as | |
328 | possible completions. (For class instances, class members are are |
|
328 | possible completions. (For class instances, class members are are | |
329 | also considered.) |
|
329 | also considered.) | |
330 |
|
330 | |||
331 | WARNING: this can still invoke arbitrary C code, if an object |
|
331 | WARNING: this can still invoke arbitrary C code, if an object | |
332 | with a __getattr__ hook is evaluated. |
|
332 | with a __getattr__ hook is evaluated. | |
333 |
|
333 | |||
334 | """ |
|
334 | """ | |
335 |
|
335 | |||
336 | #io.rprint('Completer->attr_matches, txt=%r' % text) # dbg |
|
336 | #io.rprint('Completer->attr_matches, txt=%r' % text) # dbg | |
337 | # Another option, seems to work great. Catches things like ''.<tab> |
|
337 | # Another option, seems to work great. Catches things like ''.<tab> | |
338 | m = re.match(r"(\S+(\.\w+)*)\.(\w*)$", text) |
|
338 | m = re.match(r"(\S+(\.\w+)*)\.(\w*)$", text) | |
339 |
|
339 | |||
340 | if m: |
|
340 | if m: | |
341 | expr, attr = m.group(1, 3) |
|
341 | expr, attr = m.group(1, 3) | |
342 | elif self.greedy: |
|
342 | elif self.greedy: | |
343 | m2 = re.match(r"(.+)\.(\w*)$", self.line_buffer) |
|
343 | m2 = re.match(r"(.+)\.(\w*)$", self.line_buffer) | |
344 | if not m2: |
|
344 | if not m2: | |
345 | return [] |
|
345 | return [] | |
346 | expr, attr = m2.group(1,2) |
|
346 | expr, attr = m2.group(1,2) | |
347 | else: |
|
347 | else: | |
348 | return [] |
|
348 | return [] | |
349 |
|
349 | |||
350 | try: |
|
350 | try: | |
351 | obj = eval(expr, self.namespace) |
|
351 | obj = eval(expr, self.namespace) | |
352 | except: |
|
352 | except: | |
353 | try: |
|
353 | try: | |
354 | obj = eval(expr, self.global_namespace) |
|
354 | obj = eval(expr, self.global_namespace) | |
355 | except: |
|
355 | except: | |
356 | return [] |
|
356 | return [] | |
357 |
|
357 | |||
358 | if self.limit_to__all__ and hasattr(obj, '__all__'): |
|
358 | if self.limit_to__all__ and hasattr(obj, '__all__'): | |
359 | words = get__all__entries(obj) |
|
359 | words = get__all__entries(obj) | |
360 | else: |
|
360 | else: | |
361 | words = dir2(obj) |
|
361 | words = dir2(obj) | |
362 |
|
362 | |||
363 | try: |
|
363 | try: | |
364 | words = generics.complete_object(obj, words) |
|
364 | words = generics.complete_object(obj, words) | |
365 | except TryNext: |
|
365 | except TryNext: | |
366 | pass |
|
366 | pass | |
367 | except Exception: |
|
367 | except Exception: | |
368 | # Silence errors from completion function |
|
368 | # Silence errors from completion function | |
369 | #raise # dbg |
|
369 | #raise # dbg | |
370 | pass |
|
370 | pass | |
371 | # Build match list to return |
|
371 | # Build match list to return | |
372 | n = len(attr) |
|
372 | n = len(attr) | |
373 | res = ["%s.%s" % (expr, w) for w in words if w[:n] == attr ] |
|
373 | res = ["%s.%s" % (expr, w) for w in words if w[:n] == attr ] | |
374 | return res |
|
374 | return res | |
375 |
|
375 | |||
376 |
|
376 | |||
377 | def get__all__entries(obj): |
|
377 | def get__all__entries(obj): | |
378 | """returns the strings in the __all__ attribute""" |
|
378 | """returns the strings in the __all__ attribute""" | |
379 | try: |
|
379 | try: | |
380 | words = getattr(obj,'__all__') |
|
380 | words = getattr(obj,'__all__') | |
381 | except: |
|
381 | except: | |
382 | return [] |
|
382 | return [] | |
383 |
|
383 | |||
384 | return [w for w in words if isinstance(w, basestring)] |
|
384 | return [w for w in words if isinstance(w, basestring)] | |
385 |
|
385 | |||
386 |
|
386 | |||
387 | class IPCompleter(Completer): |
|
387 | class IPCompleter(Completer): | |
388 | """Extension of the completer class with IPython-specific features""" |
|
388 | """Extension of the completer class with IPython-specific features""" | |
389 |
|
389 | |||
390 | def _greedy_changed(self, name, old, new): |
|
390 | def _greedy_changed(self, name, old, new): | |
391 | """update the splitter and readline delims when greedy is changed""" |
|
391 | """update the splitter and readline delims when greedy is changed""" | |
392 | if new: |
|
392 | if new: | |
393 | self.splitter.set_delims(GREEDY_DELIMS) |
|
393 | self.splitter.set_delims(GREEDY_DELIMS) | |
394 | else: |
|
394 | else: | |
395 | self.splitter.set_delims(DELIMS) |
|
395 | self.splitter.set_delims(DELIMS) | |
396 |
|
396 | |||
397 | if self.readline: |
|
397 | if self.readline: | |
398 | self.readline.set_completer_delims(self.splitter.get_delims()) |
|
398 | self.readline.set_completer_delims(self.splitter.get_delims()) | |
399 |
|
399 | |||
400 | merge_completions = CBool(True, config=True, |
|
400 | merge_completions = CBool(True, config=True, | |
401 | help="""Whether to merge completion results into a single list |
|
401 | help="""Whether to merge completion results into a single list | |
402 |
|
402 | |||
403 | If False, only the completion results from the first non-empty |
|
403 | If False, only the completion results from the first non-empty | |
404 | completer will be returned. |
|
404 | completer will be returned. | |
405 | """ |
|
405 | """ | |
406 | ) |
|
406 | ) | |
407 | omit__names = Enum((0,1,2), default_value=2, config=True, |
|
407 | omit__names = Enum((0,1,2), default_value=2, config=True, | |
408 | help="""Instruct the completer to omit private method names |
|
408 | help="""Instruct the completer to omit private method names | |
409 |
|
409 | |||
410 | Specifically, when completing on ``object.<tab>``. |
|
410 | Specifically, when completing on ``object.<tab>``. | |
411 |
|
411 | |||
412 | When 2 [default]: all names that start with '_' will be excluded. |
|
412 | When 2 [default]: all names that start with '_' will be excluded. | |
413 |
|
413 | |||
414 | When 1: all 'magic' names (``__foo__``) will be excluded. |
|
414 | When 1: all 'magic' names (``__foo__``) will be excluded. | |
415 |
|
415 | |||
416 | When 0: nothing will be excluded. |
|
416 | When 0: nothing will be excluded. | |
417 | """ |
|
417 | """ | |
418 | ) |
|
418 | ) | |
419 | limit_to__all__ = CBool(default_value=False, config=True, |
|
419 | limit_to__all__ = CBool(default_value=False, config=True, | |
420 | help="""Instruct the completer to use __all__ for the completion |
|
420 | help="""Instruct the completer to use __all__ for the completion | |
421 |
|
421 | |||
422 | Specifically, when completing on ``object.<tab>``. |
|
422 | Specifically, when completing on ``object.<tab>``. | |
423 |
|
423 | |||
424 | When True: only those names in obj.__all__ will be included. |
|
424 | When True: only those names in obj.__all__ will be included. | |
425 |
|
425 | |||
426 | When False [default]: the __all__ attribute is ignored |
|
426 | When False [default]: the __all__ attribute is ignored | |
427 | """ |
|
427 | """ | |
428 | ) |
|
428 | ) | |
429 |
|
429 | |||
430 | def __init__(self, shell=None, namespace=None, global_namespace=None, |
|
430 | def __init__(self, shell=None, namespace=None, global_namespace=None, | |
431 | alias_table=None, use_readline=True, |
|
431 | alias_table=None, use_readline=True, | |
432 | config=None, **kwargs): |
|
432 | config=None, **kwargs): | |
433 | """IPCompleter() -> completer |
|
433 | """IPCompleter() -> completer | |
434 |
|
434 | |||
435 | Return a completer object suitable for use by the readline library |
|
435 | Return a completer object suitable for use by the readline library | |
436 | via readline.set_completer(). |
|
436 | via readline.set_completer(). | |
437 |
|
437 | |||
438 | Inputs: |
|
438 | Inputs: | |
439 |
|
439 | |||
440 | - shell: a pointer to the ipython shell itself. This is needed |
|
440 | - shell: a pointer to the ipython shell itself. This is needed | |
441 | because this completer knows about magic functions, and those can |
|
441 | because this completer knows about magic functions, and those can | |
442 | only be accessed via the ipython instance. |
|
442 | only be accessed via the ipython instance. | |
443 |
|
443 | |||
444 | - namespace: an optional dict where completions are performed. |
|
444 | - namespace: an optional dict where completions are performed. | |
445 |
|
445 | |||
446 | - global_namespace: secondary optional dict for completions, to |
|
446 | - global_namespace: secondary optional dict for completions, to | |
447 | handle cases (such as IPython embedded inside functions) where |
|
447 | handle cases (such as IPython embedded inside functions) where | |
448 | both Python scopes are visible. |
|
448 | both Python scopes are visible. | |
449 |
|
449 | |||
450 | - If alias_table is supplied, it should be a dictionary of aliases |
|
450 | - If alias_table is supplied, it should be a dictionary of aliases | |
451 | to complete. |
|
451 | to complete. | |
452 |
|
452 | |||
453 | use_readline : bool, optional |
|
453 | use_readline : bool, optional | |
454 | If true, use the readline library. This completer can still function |
|
454 | If true, use the readline library. This completer can still function | |
455 | without readline, though in that case callers must provide some extra |
|
455 | without readline, though in that case callers must provide some extra | |
456 | information on each call about the current line.""" |
|
456 | information on each call about the current line.""" | |
457 |
|
457 | |||
458 | self.magic_escape = ESC_MAGIC |
|
458 | self.magic_escape = ESC_MAGIC | |
459 | self.splitter = CompletionSplitter() |
|
459 | self.splitter = CompletionSplitter() | |
460 |
|
460 | |||
461 | # Readline configuration, only used by the rlcompleter method. |
|
461 | # Readline configuration, only used by the rlcompleter method. | |
462 | if use_readline: |
|
462 | if use_readline: | |
463 | # We store the right version of readline so that later code |
|
463 | # We store the right version of readline so that later code | |
464 | import IPython.utils.rlineimpl as readline |
|
464 | import IPython.utils.rlineimpl as readline | |
465 | self.readline = readline |
|
465 | self.readline = readline | |
466 | else: |
|
466 | else: | |
467 | self.readline = None |
|
467 | self.readline = None | |
468 |
|
468 | |||
469 | # _greedy_changed() depends on splitter and readline being defined: |
|
469 | # _greedy_changed() depends on splitter and readline being defined: | |
470 | Completer.__init__(self, namespace=namespace, global_namespace=global_namespace, |
|
470 | Completer.__init__(self, namespace=namespace, global_namespace=global_namespace, | |
471 | config=config, **kwargs) |
|
471 | config=config, **kwargs) | |
472 |
|
472 | |||
473 | # List where completion matches will be stored |
|
473 | # List where completion matches will be stored | |
474 | self.matches = [] |
|
474 | self.matches = [] | |
475 | self.shell = shell.shell |
|
475 | self.shell = shell.shell | |
476 | if alias_table is None: |
|
476 | if alias_table is None: | |
477 | alias_table = {} |
|
477 | alias_table = {} | |
478 | self.alias_table = alias_table |
|
478 | self.alias_table = alias_table | |
479 | # Regexp to split filenames with spaces in them |
|
479 | # Regexp to split filenames with spaces in them | |
480 | self.space_name_re = re.compile(r'([^\\] )') |
|
480 | self.space_name_re = re.compile(r'([^\\] )') | |
481 | # Hold a local ref. to glob.glob for speed |
|
481 | # Hold a local ref. to glob.glob for speed | |
482 | self.glob = glob.glob |
|
482 | self.glob = glob.glob | |
483 |
|
483 | |||
484 | # Determine if we are running on 'dumb' terminals, like (X)Emacs |
|
484 | # Determine if we are running on 'dumb' terminals, like (X)Emacs | |
485 | # buffers, to avoid completion problems. |
|
485 | # buffers, to avoid completion problems. | |
486 | term = os.environ.get('TERM','xterm') |
|
486 | term = os.environ.get('TERM','xterm') | |
487 | self.dumb_terminal = term in ['dumb','emacs'] |
|
487 | self.dumb_terminal = term in ['dumb','emacs'] | |
488 |
|
488 | |||
489 | # Special handling of backslashes needed in win32 platforms |
|
489 | # Special handling of backslashes needed in win32 platforms | |
490 | if sys.platform == "win32": |
|
490 | if sys.platform == "win32": | |
491 | self.clean_glob = self._clean_glob_win32 |
|
491 | self.clean_glob = self._clean_glob_win32 | |
492 | else: |
|
492 | else: | |
493 | self.clean_glob = self._clean_glob |
|
493 | self.clean_glob = self._clean_glob | |
494 |
|
494 | |||
495 | # All active matcher routines for completion |
|
495 | # All active matcher routines for completion | |
496 | self.matchers = [self.python_matches, |
|
496 | self.matchers = [self.python_matches, | |
497 | self.file_matches, |
|
497 | self.file_matches, | |
498 | self.magic_matches, |
|
498 | self.magic_matches, | |
499 | self.alias_matches, |
|
499 | self.alias_matches, | |
500 | self.python_func_kw_matches, |
|
500 | self.python_func_kw_matches, | |
501 | ] |
|
501 | ] | |
502 |
|
502 | |||
503 | def all_completions(self, text): |
|
503 | def all_completions(self, text): | |
504 | """ |
|
504 | """ | |
505 | Wrapper around the complete method for the benefit of emacs |
|
505 | Wrapper around the complete method for the benefit of emacs | |
506 | and pydb. |
|
506 | and pydb. | |
507 | """ |
|
507 | """ | |
508 | return self.complete(text)[1] |
|
508 | return self.complete(text)[1] | |
509 |
|
509 | |||
510 | def _clean_glob(self,text): |
|
510 | def _clean_glob(self,text): | |
511 | return self.glob("%s*" % text) |
|
511 | return self.glob("%s*" % text) | |
512 |
|
512 | |||
513 | def _clean_glob_win32(self,text): |
|
513 | def _clean_glob_win32(self,text): | |
514 | return [f.replace("\\","/") |
|
514 | return [f.replace("\\","/") | |
515 | for f in self.glob("%s*" % text)] |
|
515 | for f in self.glob("%s*" % text)] | |
516 |
|
516 | |||
517 | def file_matches(self, text): |
|
517 | def file_matches(self, text): | |
518 | """Match filenames, expanding ~USER type strings. |
|
518 | """Match filenames, expanding ~USER type strings. | |
519 |
|
519 | |||
520 | Most of the seemingly convoluted logic in this completer is an |
|
520 | Most of the seemingly convoluted logic in this completer is an | |
521 | attempt to handle filenames with spaces in them. And yet it's not |
|
521 | attempt to handle filenames with spaces in them. And yet it's not | |
522 | quite perfect, because Python's readline doesn't expose all of the |
|
522 | quite perfect, because Python's readline doesn't expose all of the | |
523 | GNU readline details needed for this to be done correctly. |
|
523 | GNU readline details needed for this to be done correctly. | |
524 |
|
524 | |||
525 | For a filename with a space in it, the printed completions will be |
|
525 | For a filename with a space in it, the printed completions will be | |
526 | only the parts after what's already been typed (instead of the |
|
526 | only the parts after what's already been typed (instead of the | |
527 | full completions, as is normally done). I don't think with the |
|
527 | full completions, as is normally done). I don't think with the | |
528 | current (as of Python 2.3) Python readline it's possible to do |
|
528 | current (as of Python 2.3) Python readline it's possible to do | |
529 | better.""" |
|
529 | better.""" | |
530 |
|
530 | |||
531 | #io.rprint('Completer->file_matches: <%r>' % text) # dbg |
|
531 | #io.rprint('Completer->file_matches: <%r>' % text) # dbg | |
532 |
|
532 | |||
533 | # chars that require escaping with backslash - i.e. chars |
|
533 | # chars that require escaping with backslash - i.e. chars | |
534 | # that readline treats incorrectly as delimiters, but we |
|
534 | # that readline treats incorrectly as delimiters, but we | |
535 | # don't want to treat as delimiters in filename matching |
|
535 | # don't want to treat as delimiters in filename matching | |
536 | # when escaped with backslash |
|
536 | # when escaped with backslash | |
537 | if text.startswith('!'): |
|
537 | if text.startswith('!'): | |
538 | text = text[1:] |
|
538 | text = text[1:] | |
539 | text_prefix = '!' |
|
539 | text_prefix = '!' | |
540 | else: |
|
540 | else: | |
541 | text_prefix = '' |
|
541 | text_prefix = '' | |
542 |
|
542 | |||
543 | text_until_cursor = self.text_until_cursor |
|
543 | text_until_cursor = self.text_until_cursor | |
544 | # track strings with open quotes |
|
544 | # track strings with open quotes | |
545 | open_quotes = has_open_quotes(text_until_cursor) |
|
545 | open_quotes = has_open_quotes(text_until_cursor) | |
546 |
|
546 | |||
547 | if '(' in text_until_cursor or '[' in text_until_cursor: |
|
547 | if '(' in text_until_cursor or '[' in text_until_cursor: | |
548 | lsplit = text |
|
548 | lsplit = text | |
549 | else: |
|
549 | else: | |
550 | try: |
|
550 | try: | |
551 | # arg_split ~ shlex.split, but with unicode bugs fixed by us |
|
551 | # arg_split ~ shlex.split, but with unicode bugs fixed by us | |
552 | lsplit = arg_split(text_until_cursor)[-1] |
|
552 | lsplit = arg_split(text_until_cursor)[-1] | |
553 | except ValueError: |
|
553 | except ValueError: | |
554 | # typically an unmatched ", or backslash without escaped char. |
|
554 | # typically an unmatched ", or backslash without escaped char. | |
555 | if open_quotes: |
|
555 | if open_quotes: | |
556 | lsplit = text_until_cursor.split(open_quotes)[-1] |
|
556 | lsplit = text_until_cursor.split(open_quotes)[-1] | |
557 | else: |
|
557 | else: | |
558 | return [] |
|
558 | return [] | |
559 | except IndexError: |
|
559 | except IndexError: | |
560 | # tab pressed on empty line |
|
560 | # tab pressed on empty line | |
561 | lsplit = "" |
|
561 | lsplit = "" | |
562 |
|
562 | |||
563 | if not open_quotes and lsplit != protect_filename(lsplit): |
|
563 | if not open_quotes and lsplit != protect_filename(lsplit): | |
564 | # if protectables are found, do matching on the whole escaped name |
|
564 | # if protectables are found, do matching on the whole escaped name | |
565 | has_protectables = True |
|
565 | has_protectables = True | |
566 | text0,text = text,lsplit |
|
566 | text0,text = text,lsplit | |
567 | else: |
|
567 | else: | |
568 | has_protectables = False |
|
568 | has_protectables = False | |
569 | text = os.path.expanduser(text) |
|
569 | text = os.path.expanduser(text) | |
570 |
|
570 | |||
571 | if text == "": |
|
571 | if text == "": | |
572 | return [text_prefix + protect_filename(f) for f in self.glob("*")] |
|
572 | return [text_prefix + protect_filename(f) for f in self.glob("*")] | |
573 |
|
573 | |||
574 | # Compute the matches from the filesystem |
|
574 | # Compute the matches from the filesystem | |
575 | m0 = self.clean_glob(text.replace('\\','')) |
|
575 | m0 = self.clean_glob(text.replace('\\','')) | |
576 |
|
576 | |||
577 | if has_protectables: |
|
577 | if has_protectables: | |
578 | # If we had protectables, we need to revert our changes to the |
|
578 | # If we had protectables, we need to revert our changes to the | |
579 | # beginning of filename so that we don't double-write the part |
|
579 | # beginning of filename so that we don't double-write the part | |
580 | # of the filename we have so far |
|
580 | # of the filename we have so far | |
581 | len_lsplit = len(lsplit) |
|
581 | len_lsplit = len(lsplit) | |
582 | matches = [text_prefix + text0 + |
|
582 | matches = [text_prefix + text0 + | |
583 | protect_filename(f[len_lsplit:]) for f in m0] |
|
583 | protect_filename(f[len_lsplit:]) for f in m0] | |
584 | else: |
|
584 | else: | |
585 | if open_quotes: |
|
585 | if open_quotes: | |
586 | # if we have a string with an open quote, we don't need to |
|
586 | # if we have a string with an open quote, we don't need to | |
587 | # protect the names at all (and we _shouldn't_, as it |
|
587 | # protect the names at all (and we _shouldn't_, as it | |
588 | # would cause bugs when the filesystem call is made). |
|
588 | # would cause bugs when the filesystem call is made). | |
589 | matches = m0 |
|
589 | matches = m0 | |
590 | else: |
|
590 | else: | |
591 | matches = [text_prefix + |
|
591 | matches = [text_prefix + | |
592 | protect_filename(f) for f in m0] |
|
592 | protect_filename(f) for f in m0] | |
593 |
|
593 | |||
594 | #io.rprint('mm', matches) # dbg |
|
594 | #io.rprint('mm', matches) # dbg | |
595 |
|
595 | |||
596 | # Mark directories in input list by appending '/' to their names. |
|
596 | # Mark directories in input list by appending '/' to their names. | |
597 | matches = [x+'/' if os.path.isdir(x) else x for x in matches] |
|
597 | matches = [x+'/' if os.path.isdir(x) else x for x in matches] | |
598 | return matches |
|
598 | return matches | |
599 |
|
599 | |||
600 | def magic_matches(self, text): |
|
600 | def magic_matches(self, text): | |
601 | """Match magics""" |
|
601 | """Match magics""" | |
602 | #print 'Completer->magic_matches:',text,'lb',self.text_until_cursor # dbg |
|
602 | #print 'Completer->magic_matches:',text,'lb',self.text_until_cursor # dbg | |
603 | # Get all shell magics now rather than statically, so magics loaded at |
|
603 | # Get all shell magics now rather than statically, so magics loaded at | |
604 | # runtime show up too |
|
604 | # runtime show up too | |
605 | magics = self.shell.lsmagic() |
|
605 | magics = self.shell.lsmagic() | |
606 | pre = self.magic_escape |
|
606 | pre = self.magic_escape | |
607 | baretext = text.lstrip(pre) |
|
607 | baretext = text.lstrip(pre) | |
608 | return [ pre+m for m in magics if m.startswith(baretext)] |
|
608 | return [ pre+m for m in magics if m.startswith(baretext)] | |
609 |
|
609 | |||
610 | def alias_matches(self, text): |
|
610 | def alias_matches(self, text): | |
611 | """Match internal system aliases""" |
|
611 | """Match internal system aliases""" | |
612 | #print 'Completer->alias_matches:',text,'lb',self.text_until_cursor # dbg |
|
612 | #print 'Completer->alias_matches:',text,'lb',self.text_until_cursor # dbg | |
613 |
|
613 | |||
614 | # if we are not in the first 'item', alias matching |
|
614 | # if we are not in the first 'item', alias matching | |
615 | # doesn't make sense - unless we are starting with 'sudo' command. |
|
615 | # doesn't make sense - unless we are starting with 'sudo' command. | |
616 | main_text = self.text_until_cursor.lstrip() |
|
616 | main_text = self.text_until_cursor.lstrip() | |
617 | if ' ' in main_text and not main_text.startswith('sudo'): |
|
617 | if ' ' in main_text and not main_text.startswith('sudo'): | |
618 | return [] |
|
618 | return [] | |
619 | text = os.path.expanduser(text) |
|
619 | text = os.path.expanduser(text) | |
620 | aliases = self.alias_table.keys() |
|
620 | aliases = self.alias_table.keys() | |
621 | if text == '': |
|
621 | if text == '': | |
622 | return aliases |
|
622 | return aliases | |
623 | else: |
|
623 | else: | |
624 | return [a for a in aliases if a.startswith(text)] |
|
624 | return [a for a in aliases if a.startswith(text)] | |
625 |
|
625 | |||
626 | def python_matches(self,text): |
|
626 | def python_matches(self,text): | |
627 | """Match attributes or global python names""" |
|
627 | """Match attributes or global python names""" | |
628 |
|
628 | |||
629 | #io.rprint('Completer->python_matches, txt=%r' % text) # dbg |
|
629 | #io.rprint('Completer->python_matches, txt=%r' % text) # dbg | |
630 | if "." in text: |
|
630 | if "." in text: | |
631 | try: |
|
631 | try: | |
632 | matches = self.attr_matches(text) |
|
632 | matches = self.attr_matches(text) | |
633 | if text.endswith('.') and self.omit__names: |
|
633 | if text.endswith('.') and self.omit__names: | |
634 | if self.omit__names == 1: |
|
634 | if self.omit__names == 1: | |
635 | # true if txt is _not_ a __ name, false otherwise: |
|
635 | # true if txt is _not_ a __ name, false otherwise: | |
636 | no__name = (lambda txt: |
|
636 | no__name = (lambda txt: | |
637 | re.match(r'.*\.__.*?__',txt) is None) |
|
637 | re.match(r'.*\.__.*?__',txt) is None) | |
638 | else: |
|
638 | else: | |
639 | # true if txt is _not_ a _ name, false otherwise: |
|
639 | # true if txt is _not_ a _ name, false otherwise: | |
640 | no__name = (lambda txt: |
|
640 | no__name = (lambda txt: | |
641 | re.match(r'.*\._.*?',txt) is None) |
|
641 | re.match(r'.*\._.*?',txt) is None) | |
642 | matches = filter(no__name, matches) |
|
642 | matches = filter(no__name, matches) | |
643 | except NameError: |
|
643 | except NameError: | |
644 | # catches <undefined attributes>.<tab> |
|
644 | # catches <undefined attributes>.<tab> | |
645 | matches = [] |
|
645 | matches = [] | |
646 | else: |
|
646 | else: | |
647 | matches = self.global_matches(text) |
|
647 | matches = self.global_matches(text) | |
648 |
|
648 | |||
649 | return matches |
|
649 | return matches | |
650 |
|
650 | |||
651 | def _default_arguments(self, obj): |
|
651 | def _default_arguments(self, obj): | |
652 | """Return the list of default arguments of obj if it is callable, |
|
652 | """Return the list of default arguments of obj if it is callable, | |
653 | or empty list otherwise.""" |
|
653 | or empty list otherwise.""" | |
654 |
|
654 | |||
655 | if not (inspect.isfunction(obj) or inspect.ismethod(obj)): |
|
655 | if not (inspect.isfunction(obj) or inspect.ismethod(obj)): | |
656 | # for classes, check for __init__,__new__ |
|
656 | # for classes, check for __init__,__new__ | |
657 | if inspect.isclass(obj): |
|
657 | if inspect.isclass(obj): | |
658 | obj = (getattr(obj,'__init__',None) or |
|
658 | obj = (getattr(obj,'__init__',None) or | |
659 | getattr(obj,'__new__',None)) |
|
659 | getattr(obj,'__new__',None)) | |
660 | # for all others, check if they are __call__able |
|
660 | # for all others, check if they are __call__able | |
661 | elif hasattr(obj, '__call__'): |
|
661 | elif hasattr(obj, '__call__'): | |
662 | obj = obj.__call__ |
|
662 | obj = obj.__call__ | |
663 | # XXX: is there a way to handle the builtins ? |
|
663 | # XXX: is there a way to handle the builtins ? | |
664 | try: |
|
664 | try: | |
665 | args,_,_1,defaults = inspect.getargspec(obj) |
|
665 | args,_,_1,defaults = inspect.getargspec(obj) | |
666 | if defaults: |
|
666 | if defaults: | |
667 | return args[-len(defaults):] |
|
667 | return args[-len(defaults):] | |
668 | except TypeError: pass |
|
668 | except TypeError: pass | |
669 | return [] |
|
669 | return [] | |
670 |
|
670 | |||
671 | def python_func_kw_matches(self,text): |
|
671 | def python_func_kw_matches(self,text): | |
672 | """Match named parameters (kwargs) of the last open function""" |
|
672 | """Match named parameters (kwargs) of the last open function""" | |
673 |
|
673 | |||
674 | if "." in text: # a parameter cannot be dotted |
|
674 | if "." in text: # a parameter cannot be dotted | |
675 | return [] |
|
675 | return [] | |
676 | try: regexp = self.__funcParamsRegex |
|
676 | try: regexp = self.__funcParamsRegex | |
677 | except AttributeError: |
|
677 | except AttributeError: | |
678 | regexp = self.__funcParamsRegex = re.compile(r''' |
|
678 | regexp = self.__funcParamsRegex = re.compile(r''' | |
679 | '.*?' | # single quoted strings or |
|
679 | '.*?' | # single quoted strings or | |
680 | ".*?" | # double quoted strings or |
|
680 | ".*?" | # double quoted strings or | |
681 | \w+ | # identifier |
|
681 | \w+ | # identifier | |
682 | \S # other characters |
|
682 | \S # other characters | |
683 | ''', re.VERBOSE | re.DOTALL) |
|
683 | ''', re.VERBOSE | re.DOTALL) | |
684 | # 1. find the nearest identifier that comes before an unclosed |
|
684 | # 1. find the nearest identifier that comes before an unclosed | |
685 |
# parenthesis |
|
685 | # parenthesis before the cursor | |
686 | tokens = regexp.findall(self.line_buffer) |
|
686 | # e.g. for "foo (1+bar(x), pa<cursor>,a=1)", the candidate is "foo" | |
|
687 | tokens = regexp.findall(self.text_until_cursor) | |||
687 | tokens.reverse() |
|
688 | tokens.reverse() | |
688 | iterTokens = iter(tokens); openPar = 0 |
|
689 | iterTokens = iter(tokens); openPar = 0 | |
689 | for token in iterTokens: |
|
690 | for token in iterTokens: | |
690 | if token == ')': |
|
691 | if token == ')': | |
691 | openPar -= 1 |
|
692 | openPar -= 1 | |
692 | elif token == '(': |
|
693 | elif token == '(': | |
693 | openPar += 1 |
|
694 | openPar += 1 | |
694 | if openPar > 0: |
|
695 | if openPar > 0: | |
695 | # found the last unclosed parenthesis |
|
696 | # found the last unclosed parenthesis | |
696 | break |
|
697 | break | |
697 | else: |
|
698 | else: | |
698 | return [] |
|
699 | return [] | |
699 | # 2. Concatenate dotted names ("foo.bar" for "foo.bar(x, pa" ) |
|
700 | # 2. Concatenate dotted names ("foo.bar" for "foo.bar(x, pa" ) | |
700 | ids = [] |
|
701 | ids = [] | |
701 | isId = re.compile(r'\w+$').match |
|
702 | isId = re.compile(r'\w+$').match | |
702 | while True: |
|
703 | while True: | |
703 | try: |
|
704 | try: | |
704 | ids.append(iterTokens.next()) |
|
705 | ids.append(iterTokens.next()) | |
705 | if not isId(ids[-1]): |
|
706 | if not isId(ids[-1]): | |
706 | ids.pop(); break |
|
707 | ids.pop(); break | |
707 | if not iterTokens.next() == '.': |
|
708 | if not iterTokens.next() == '.': | |
708 | break |
|
709 | break | |
709 | except StopIteration: |
|
710 | except StopIteration: | |
710 | break |
|
711 | break | |
711 | # lookup the candidate callable matches either using global_matches |
|
712 | # lookup the candidate callable matches either using global_matches | |
712 | # or attr_matches for dotted names |
|
713 | # or attr_matches for dotted names | |
713 | if len(ids) == 1: |
|
714 | if len(ids) == 1: | |
714 | callableMatches = self.global_matches(ids[0]) |
|
715 | callableMatches = self.global_matches(ids[0]) | |
715 | else: |
|
716 | else: | |
716 | callableMatches = self.attr_matches('.'.join(ids[::-1])) |
|
717 | callableMatches = self.attr_matches('.'.join(ids[::-1])) | |
717 | argMatches = [] |
|
718 | argMatches = [] | |
718 | for callableMatch in callableMatches: |
|
719 | for callableMatch in callableMatches: | |
719 | try: |
|
720 | try: | |
720 | namedArgs = self._default_arguments(eval(callableMatch, |
|
721 | namedArgs = self._default_arguments(eval(callableMatch, | |
721 | self.namespace)) |
|
722 | self.namespace)) | |
722 | except: |
|
723 | except: | |
723 | continue |
|
724 | continue | |
724 | for namedArg in namedArgs: |
|
725 | for namedArg in namedArgs: | |
725 | if namedArg.startswith(text): |
|
726 | if namedArg.startswith(text): | |
726 | argMatches.append("%s=" %namedArg) |
|
727 | argMatches.append("%s=" %namedArg) | |
727 | return argMatches |
|
728 | return argMatches | |
728 |
|
729 | |||
729 | def dispatch_custom_completer(self, text): |
|
730 | def dispatch_custom_completer(self, text): | |
730 | #io.rprint("Custom! '%s' %s" % (text, self.custom_completers)) # dbg |
|
731 | #io.rprint("Custom! '%s' %s" % (text, self.custom_completers)) # dbg | |
731 | line = self.line_buffer |
|
732 | line = self.line_buffer | |
732 | if not line.strip(): |
|
733 | if not line.strip(): | |
733 | return None |
|
734 | return None | |
734 |
|
735 | |||
735 | # Create a little structure to pass all the relevant information about |
|
736 | # Create a little structure to pass all the relevant information about | |
736 | # the current completion to any custom completer. |
|
737 | # the current completion to any custom completer. | |
737 | event = Bunch() |
|
738 | event = Bunch() | |
738 | event.line = line |
|
739 | event.line = line | |
739 | event.symbol = text |
|
740 | event.symbol = text | |
740 | cmd = line.split(None,1)[0] |
|
741 | cmd = line.split(None,1)[0] | |
741 | event.command = cmd |
|
742 | event.command = cmd | |
742 | event.text_until_cursor = self.text_until_cursor |
|
743 | event.text_until_cursor = self.text_until_cursor | |
743 |
|
744 | |||
744 | #print "\ncustom:{%s]\n" % event # dbg |
|
745 | #print "\ncustom:{%s]\n" % event # dbg | |
745 |
|
746 | |||
746 | # for foo etc, try also to find completer for %foo |
|
747 | # for foo etc, try also to find completer for %foo | |
747 | if not cmd.startswith(self.magic_escape): |
|
748 | if not cmd.startswith(self.magic_escape): | |
748 | try_magic = self.custom_completers.s_matches( |
|
749 | try_magic = self.custom_completers.s_matches( | |
749 | self.magic_escape + cmd) |
|
750 | self.magic_escape + cmd) | |
750 | else: |
|
751 | else: | |
751 | try_magic = [] |
|
752 | try_magic = [] | |
752 |
|
753 | |||
753 | for c in itertools.chain(self.custom_completers.s_matches(cmd), |
|
754 | for c in itertools.chain(self.custom_completers.s_matches(cmd), | |
754 | try_magic, |
|
755 | try_magic, | |
755 | self.custom_completers.flat_matches(self.text_until_cursor)): |
|
756 | self.custom_completers.flat_matches(self.text_until_cursor)): | |
756 | #print "try",c # dbg |
|
757 | #print "try",c # dbg | |
757 | try: |
|
758 | try: | |
758 | res = c(event) |
|
759 | res = c(event) | |
759 | if res: |
|
760 | if res: | |
760 | # first, try case sensitive match |
|
761 | # first, try case sensitive match | |
761 | withcase = [r for r in res if r.startswith(text)] |
|
762 | withcase = [r for r in res if r.startswith(text)] | |
762 | if withcase: |
|
763 | if withcase: | |
763 | return withcase |
|
764 | return withcase | |
764 | # if none, then case insensitive ones are ok too |
|
765 | # if none, then case insensitive ones are ok too | |
765 | text_low = text.lower() |
|
766 | text_low = text.lower() | |
766 | return [r for r in res if r.lower().startswith(text_low)] |
|
767 | return [r for r in res if r.lower().startswith(text_low)] | |
767 | except TryNext: |
|
768 | except TryNext: | |
768 | pass |
|
769 | pass | |
769 |
|
770 | |||
770 | return None |
|
771 | return None | |
771 |
|
772 | |||
772 | def complete(self, text=None, line_buffer=None, cursor_pos=None): |
|
773 | def complete(self, text=None, line_buffer=None, cursor_pos=None): | |
773 | """Find completions for the given text and line context. |
|
774 | """Find completions for the given text and line context. | |
774 |
|
775 | |||
775 | This is called successively with state == 0, 1, 2, ... until it |
|
776 | This is called successively with state == 0, 1, 2, ... until it | |
776 | returns None. The completion should begin with 'text'. |
|
777 | returns None. The completion should begin with 'text'. | |
777 |
|
778 | |||
778 | Note that both the text and the line_buffer are optional, but at least |
|
779 | Note that both the text and the line_buffer are optional, but at least | |
779 | one of them must be given. |
|
780 | one of them must be given. | |
780 |
|
781 | |||
781 | Parameters |
|
782 | Parameters | |
782 | ---------- |
|
783 | ---------- | |
783 | text : string, optional |
|
784 | text : string, optional | |
784 | Text to perform the completion on. If not given, the line buffer |
|
785 | Text to perform the completion on. If not given, the line buffer | |
785 | is split using the instance's CompletionSplitter object. |
|
786 | is split using the instance's CompletionSplitter object. | |
786 |
|
787 | |||
787 | line_buffer : string, optional |
|
788 | line_buffer : string, optional | |
788 | If not given, the completer attempts to obtain the current line |
|
789 | If not given, the completer attempts to obtain the current line | |
789 | buffer via readline. This keyword allows clients which are |
|
790 | buffer via readline. This keyword allows clients which are | |
790 | requesting for text completions in non-readline contexts to inform |
|
791 | requesting for text completions in non-readline contexts to inform | |
791 | the completer of the entire text. |
|
792 | the completer of the entire text. | |
792 |
|
793 | |||
793 | cursor_pos : int, optional |
|
794 | cursor_pos : int, optional | |
794 | Index of the cursor in the full line buffer. Should be provided by |
|
795 | Index of the cursor in the full line buffer. Should be provided by | |
795 | remote frontends where kernel has no access to frontend state. |
|
796 | remote frontends where kernel has no access to frontend state. | |
796 |
|
797 | |||
797 | Returns |
|
798 | Returns | |
798 | ------- |
|
799 | ------- | |
799 | text : str |
|
800 | text : str | |
800 | Text that was actually used in the completion. |
|
801 | Text that was actually used in the completion. | |
801 |
|
802 | |||
802 | matches : list |
|
803 | matches : list | |
803 | A list of completion matches. |
|
804 | A list of completion matches. | |
804 | """ |
|
805 | """ | |
805 | #io.rprint('\nCOMP1 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg |
|
806 | #io.rprint('\nCOMP1 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg | |
806 |
|
807 | |||
807 | # if the cursor position isn't given, the only sane assumption we can |
|
808 | # if the cursor position isn't given, the only sane assumption we can | |
808 | # make is that it's at the end of the line (the common case) |
|
809 | # make is that it's at the end of the line (the common case) | |
809 | if cursor_pos is None: |
|
810 | if cursor_pos is None: | |
810 | cursor_pos = len(line_buffer) if text is None else len(text) |
|
811 | cursor_pos = len(line_buffer) if text is None else len(text) | |
811 |
|
812 | |||
812 | # if text is either None or an empty string, rely on the line buffer |
|
813 | # if text is either None or an empty string, rely on the line buffer | |
813 | if not text: |
|
814 | if not text: | |
814 | text = self.splitter.split_line(line_buffer, cursor_pos) |
|
815 | text = self.splitter.split_line(line_buffer, cursor_pos) | |
815 |
|
816 | |||
816 | # If no line buffer is given, assume the input text is all there was |
|
817 | # If no line buffer is given, assume the input text is all there was | |
817 | if line_buffer is None: |
|
818 | if line_buffer is None: | |
818 | line_buffer = text |
|
819 | line_buffer = text | |
819 |
|
820 | |||
820 | self.line_buffer = line_buffer |
|
821 | self.line_buffer = line_buffer | |
821 | self.text_until_cursor = self.line_buffer[:cursor_pos] |
|
822 | self.text_until_cursor = self.line_buffer[:cursor_pos] | |
822 | #io.rprint('\nCOMP2 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg |
|
823 | #io.rprint('\nCOMP2 %r %r %r' % (text, line_buffer, cursor_pos)) # dbg | |
823 |
|
824 | |||
824 | # Start with a clean slate of completions |
|
825 | # Start with a clean slate of completions | |
825 | self.matches[:] = [] |
|
826 | self.matches[:] = [] | |
826 | custom_res = self.dispatch_custom_completer(text) |
|
827 | custom_res = self.dispatch_custom_completer(text) | |
827 | if custom_res is not None: |
|
828 | if custom_res is not None: | |
828 | # did custom completers produce something? |
|
829 | # did custom completers produce something? | |
829 | self.matches = custom_res |
|
830 | self.matches = custom_res | |
830 | else: |
|
831 | else: | |
831 | # Extend the list of completions with the results of each |
|
832 | # Extend the list of completions with the results of each | |
832 | # matcher, so we return results to the user from all |
|
833 | # matcher, so we return results to the user from all | |
833 | # namespaces. |
|
834 | # namespaces. | |
834 | if self.merge_completions: |
|
835 | if self.merge_completions: | |
835 | self.matches = [] |
|
836 | self.matches = [] | |
836 | for matcher in self.matchers: |
|
837 | for matcher in self.matchers: | |
837 | try: |
|
838 | try: | |
838 | self.matches.extend(matcher(text)) |
|
839 | self.matches.extend(matcher(text)) | |
839 | except: |
|
840 | except: | |
840 | # Show the ugly traceback if the matcher causes an |
|
841 | # Show the ugly traceback if the matcher causes an | |
841 | # exception, but do NOT crash the kernel! |
|
842 | # exception, but do NOT crash the kernel! | |
842 | sys.excepthook(*sys.exc_info()) |
|
843 | sys.excepthook(*sys.exc_info()) | |
843 | else: |
|
844 | else: | |
844 | for matcher in self.matchers: |
|
845 | for matcher in self.matchers: | |
845 | self.matches = matcher(text) |
|
846 | self.matches = matcher(text) | |
846 | if self.matches: |
|
847 | if self.matches: | |
847 | break |
|
848 | break | |
848 | # FIXME: we should extend our api to return a dict with completions for |
|
849 | # FIXME: we should extend our api to return a dict with completions for | |
849 | # different types of objects. The rlcomplete() method could then |
|
850 | # different types of objects. The rlcomplete() method could then | |
850 | # simply collapse the dict into a list for readline, but we'd have |
|
851 | # simply collapse the dict into a list for readline, but we'd have | |
851 | # richer completion semantics in other evironments. |
|
852 | # richer completion semantics in other evironments. | |
852 | self.matches = sorted(set(self.matches)) |
|
853 | self.matches = sorted(set(self.matches)) | |
853 | #io.rprint('COMP TEXT, MATCHES: %r, %r' % (text, self.matches)) # dbg |
|
854 | #io.rprint('COMP TEXT, MATCHES: %r, %r' % (text, self.matches)) # dbg | |
854 | return text, self.matches |
|
855 | return text, self.matches | |
855 |
|
856 | |||
856 | def rlcomplete(self, text, state): |
|
857 | def rlcomplete(self, text, state): | |
857 | """Return the state-th possible completion for 'text'. |
|
858 | """Return the state-th possible completion for 'text'. | |
858 |
|
859 | |||
859 | This is called successively with state == 0, 1, 2, ... until it |
|
860 | This is called successively with state == 0, 1, 2, ... until it | |
860 | returns None. The completion should begin with 'text'. |
|
861 | returns None. The completion should begin with 'text'. | |
861 |
|
862 | |||
862 | Parameters |
|
863 | Parameters | |
863 | ---------- |
|
864 | ---------- | |
864 | text : string |
|
865 | text : string | |
865 | Text to perform the completion on. |
|
866 | Text to perform the completion on. | |
866 |
|
867 | |||
867 | state : int |
|
868 | state : int | |
868 | Counter used by readline. |
|
869 | Counter used by readline. | |
869 | """ |
|
870 | """ | |
870 | if state==0: |
|
871 | if state==0: | |
871 |
|
872 | |||
872 | self.line_buffer = line_buffer = self.readline.get_line_buffer() |
|
873 | self.line_buffer = line_buffer = self.readline.get_line_buffer() | |
873 | cursor_pos = self.readline.get_endidx() |
|
874 | cursor_pos = self.readline.get_endidx() | |
874 |
|
875 | |||
875 | #io.rprint("\nRLCOMPLETE: %r %r %r" % |
|
876 | #io.rprint("\nRLCOMPLETE: %r %r %r" % | |
876 | # (text, line_buffer, cursor_pos) ) # dbg |
|
877 | # (text, line_buffer, cursor_pos) ) # dbg | |
877 |
|
878 | |||
878 | # if there is only a tab on a line with only whitespace, instead of |
|
879 | # if there is only a tab on a line with only whitespace, instead of | |
879 | # the mostly useless 'do you want to see all million completions' |
|
880 | # the mostly useless 'do you want to see all million completions' | |
880 | # message, just do the right thing and give the user his tab! |
|
881 | # message, just do the right thing and give the user his tab! | |
881 | # Incidentally, this enables pasting of tabbed text from an editor |
|
882 | # Incidentally, this enables pasting of tabbed text from an editor | |
882 | # (as long as autoindent is off). |
|
883 | # (as long as autoindent is off). | |
883 |
|
884 | |||
884 | # It should be noted that at least pyreadline still shows file |
|
885 | # It should be noted that at least pyreadline still shows file | |
885 | # completions - is there a way around it? |
|
886 | # completions - is there a way around it? | |
886 |
|
887 | |||
887 | # don't apply this on 'dumb' terminals, such as emacs buffers, so |
|
888 | # don't apply this on 'dumb' terminals, such as emacs buffers, so | |
888 | # we don't interfere with their own tab-completion mechanism. |
|
889 | # we don't interfere with their own tab-completion mechanism. | |
889 | if not (self.dumb_terminal or line_buffer.strip()): |
|
890 | if not (self.dumb_terminal or line_buffer.strip()): | |
890 | self.readline.insert_text('\t') |
|
891 | self.readline.insert_text('\t') | |
891 | sys.stdout.flush() |
|
892 | sys.stdout.flush() | |
892 | return None |
|
893 | return None | |
893 |
|
894 | |||
894 | # Note: debugging exceptions that may occur in completion is very |
|
895 | # Note: debugging exceptions that may occur in completion is very | |
895 | # tricky, because readline unconditionally silences them. So if |
|
896 | # tricky, because readline unconditionally silences them. So if | |
896 | # during development you suspect a bug in the completion code, turn |
|
897 | # during development you suspect a bug in the completion code, turn | |
897 | # this flag on temporarily by uncommenting the second form (don't |
|
898 | # this flag on temporarily by uncommenting the second form (don't | |
898 | # flip the value in the first line, as the '# dbg' marker can be |
|
899 | # flip the value in the first line, as the '# dbg' marker can be | |
899 | # automatically detected and is used elsewhere). |
|
900 | # automatically detected and is used elsewhere). | |
900 | DEBUG = False |
|
901 | DEBUG = False | |
901 | #DEBUG = True # dbg |
|
902 | #DEBUG = True # dbg | |
902 | if DEBUG: |
|
903 | if DEBUG: | |
903 | try: |
|
904 | try: | |
904 | self.complete(text, line_buffer, cursor_pos) |
|
905 | self.complete(text, line_buffer, cursor_pos) | |
905 | except: |
|
906 | except: | |
906 | import traceback; traceback.print_exc() |
|
907 | import traceback; traceback.print_exc() | |
907 | else: |
|
908 | else: | |
908 | # The normal production version is here |
|
909 | # The normal production version is here | |
909 |
|
910 | |||
910 | # This method computes the self.matches array |
|
911 | # This method computes the self.matches array | |
911 | self.complete(text, line_buffer, cursor_pos) |
|
912 | self.complete(text, line_buffer, cursor_pos) | |
912 |
|
913 | |||
913 | try: |
|
914 | try: | |
914 | return self.matches[state] |
|
915 | return self.matches[state] | |
915 | except IndexError: |
|
916 | except IndexError: | |
916 | return None |
|
917 | return None |
General Comments 0
You need to be logged in to leave comments.
Login now