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1 | # encoding: utf-8 |
|
1 | # encoding: utf-8 | |
2 | """ |
|
2 | """ | |
3 | A mixin for :class:`~IPython.core.application.Application` classes that |
|
3 | A mixin for :class:`~IPython.core.application.Application` classes that | |
4 | launch InteractiveShell instances, load extensions, etc. |
|
4 | launch InteractiveShell instances, load extensions, etc. | |
5 | """ |
|
5 | """ | |
6 |
|
6 | |||
7 | # Copyright (c) IPython Development Team. |
|
7 | # Copyright (c) IPython Development Team. | |
8 | # Distributed under the terms of the Modified BSD License. |
|
8 | # Distributed under the terms of the Modified BSD License. | |
9 |
|
9 | |||
10 | from __future__ import absolute_import |
|
10 | from __future__ import absolute_import | |
11 | from __future__ import print_function |
|
11 | from __future__ import print_function | |
12 |
|
12 | |||
13 | import glob |
|
13 | import glob | |
14 | import os |
|
14 | import os | |
15 | import sys |
|
15 | import sys | |
16 |
|
16 | |||
17 | from traitlets.config.application import boolean_flag |
|
17 | from traitlets.config.application import boolean_flag | |
18 | from traitlets.config.configurable import Configurable |
|
18 | from traitlets.config.configurable import Configurable | |
19 | from traitlets.config.loader import Config |
|
19 | from traitlets.config.loader import Config | |
20 | from IPython.core import pylabtools |
|
20 | from IPython.core import pylabtools | |
21 | from IPython.utils import py3compat |
|
21 | from IPython.utils import py3compat | |
22 | from IPython.utils.contexts import preserve_keys |
|
22 | from IPython.utils.contexts import preserve_keys | |
23 | from IPython.utils.path import filefind |
|
23 | from IPython.utils.path import filefind | |
24 | from traitlets import ( |
|
24 | from traitlets import ( | |
25 | Unicode, Instance, List, Bool, CaselessStrEnum |
|
25 | Unicode, Instance, List, Bool, CaselessStrEnum | |
26 | ) |
|
26 | ) | |
27 | from IPython.lib.inputhook import guis |
|
27 | from IPython.lib.inputhook import guis | |
28 |
|
28 | |||
29 | #----------------------------------------------------------------------------- |
|
29 | #----------------------------------------------------------------------------- | |
30 | # Aliases and Flags |
|
30 | # Aliases and Flags | |
31 | #----------------------------------------------------------------------------- |
|
31 | #----------------------------------------------------------------------------- | |
32 |
|
32 | |||
33 | gui_keys = tuple(sorted([ key for key in guis if key is not None ])) |
|
33 | gui_keys = tuple(sorted([ key for key in guis if key is not None ])) | |
34 |
|
34 | |||
35 | backend_keys = sorted(pylabtools.backends.keys()) |
|
35 | backend_keys = sorted(pylabtools.backends.keys()) | |
36 | backend_keys.insert(0, 'auto') |
|
36 | backend_keys.insert(0, 'auto') | |
37 |
|
37 | |||
38 | shell_flags = {} |
|
38 | shell_flags = {} | |
39 |
|
39 | |||
40 | addflag = lambda *args: shell_flags.update(boolean_flag(*args)) |
|
40 | addflag = lambda *args: shell_flags.update(boolean_flag(*args)) | |
41 | addflag('autoindent', 'InteractiveShell.autoindent', |
|
41 | addflag('autoindent', 'InteractiveShell.autoindent', | |
42 | 'Turn on autoindenting.', 'Turn off autoindenting.' |
|
42 | 'Turn on autoindenting.', 'Turn off autoindenting.' | |
43 | ) |
|
43 | ) | |
44 | addflag('automagic', 'InteractiveShell.automagic', |
|
44 | addflag('automagic', 'InteractiveShell.automagic', | |
45 | """Turn on the auto calling of magic commands. Type %%magic at the |
|
45 | """Turn on the auto calling of magic commands. Type %%magic at the | |
46 | IPython prompt for more information.""", |
|
46 | IPython prompt for more information.""", | |
47 | 'Turn off the auto calling of magic commands.' |
|
47 | 'Turn off the auto calling of magic commands.' | |
48 | ) |
|
48 | ) | |
49 | addflag('pdb', 'InteractiveShell.pdb', |
|
49 | addflag('pdb', 'InteractiveShell.pdb', | |
50 | "Enable auto calling the pdb debugger after every exception.", |
|
50 | "Enable auto calling the pdb debugger after every exception.", | |
51 | "Disable auto calling the pdb debugger after every exception." |
|
51 | "Disable auto calling the pdb debugger after every exception." | |
52 | ) |
|
52 | ) | |
53 | # pydb flag doesn't do any config, as core.debugger switches on import, |
|
53 | # pydb flag doesn't do any config, as core.debugger switches on import, | |
54 | # which is before parsing. This just allows the flag to be passed. |
|
54 | # which is before parsing. This just allows the flag to be passed. | |
55 | shell_flags.update(dict( |
|
55 | shell_flags.update(dict( | |
56 | pydb = ({}, |
|
56 | pydb = ({}, | |
57 | """Use the third party 'pydb' package as debugger, instead of pdb. |
|
57 | """Use the third party 'pydb' package as debugger, instead of pdb. | |
58 | Requires that pydb is installed.""" |
|
58 | Requires that pydb is installed.""" | |
59 | ) |
|
59 | ) | |
60 | )) |
|
60 | )) | |
61 | addflag('pprint', 'PlainTextFormatter.pprint', |
|
61 | addflag('pprint', 'PlainTextFormatter.pprint', | |
62 | "Enable auto pretty printing of results.", |
|
62 | "Enable auto pretty printing of results.", | |
63 | "Disable auto pretty printing of results." |
|
63 | "Disable auto pretty printing of results." | |
64 | ) |
|
64 | ) | |
65 | addflag('color-info', 'InteractiveShell.color_info', |
|
65 | addflag('color-info', 'InteractiveShell.color_info', | |
66 | """IPython can display information about objects via a set of functions, |
|
66 | """IPython can display information about objects via a set of functions, | |
67 | and optionally can use colors for this, syntax highlighting |
|
67 | and optionally can use colors for this, syntax highlighting | |
68 | source code and various other elements. This is on by default, but can cause |
|
68 | source code and various other elements. This is on by default, but can cause | |
69 | problems with some pagers. If you see such problems, you can disable the |
|
69 | problems with some pagers. If you see such problems, you can disable the | |
70 | colours.""", |
|
70 | colours.""", | |
71 | "Disable using colors for info related things." |
|
71 | "Disable using colors for info related things." | |
72 | ) |
|
72 | ) | |
73 | addflag('deep-reload', 'InteractiveShell.deep_reload', |
|
73 | addflag('deep-reload', 'InteractiveShell.deep_reload', | |
74 | """ **Deprecated** and will be removed in IPython 5.0. |
|
74 | """ **Deprecated** and will be removed in IPython 5.0. | |
75 |
|
75 | |||
76 | Enable deep (recursive) reloading by default. IPython can use the |
|
76 | Enable deep (recursive) reloading by default. IPython can use the | |
77 | deep_reload module which reloads changes in modules recursively (it |
|
77 | deep_reload module which reloads changes in modules recursively (it | |
78 | replaces the reload() function, so you don't need to change anything to |
|
78 | replaces the reload() function, so you don't need to change anything to | |
79 | use it). deep_reload() forces a full reload of modules whose code may |
|
79 | use it). deep_reload() forces a full reload of modules whose code may | |
80 | have changed, which the default reload() function does not. When |
|
80 | have changed, which the default reload() function does not. When | |
81 | deep_reload is off, IPython will use the normal reload(), but |
|
81 | deep_reload is off, IPython will use the normal reload(), but | |
82 | deep_reload will still be available as dreload(). This feature is off |
|
82 | deep_reload will still be available as dreload(). This feature is off | |
83 | by default [which means that you have both normal reload() and |
|
83 | by default [which means that you have both normal reload() and | |
84 | dreload()].""", |
|
84 | dreload()].""", | |
85 | "Disable deep (recursive) reloading by default." |
|
85 | "Disable deep (recursive) reloading by default." | |
86 | ) |
|
86 | ) | |
87 | nosep_config = Config() |
|
87 | nosep_config = Config() | |
88 | nosep_config.InteractiveShell.separate_in = '' |
|
88 | nosep_config.InteractiveShell.separate_in = '' | |
89 | nosep_config.InteractiveShell.separate_out = '' |
|
89 | nosep_config.InteractiveShell.separate_out = '' | |
90 | nosep_config.InteractiveShell.separate_out2 = '' |
|
90 | nosep_config.InteractiveShell.separate_out2 = '' | |
91 |
|
91 | |||
92 | shell_flags['nosep']=(nosep_config, "Eliminate all spacing between prompts.") |
|
92 | shell_flags['nosep']=(nosep_config, "Eliminate all spacing between prompts.") | |
93 | shell_flags['pylab'] = ( |
|
93 | shell_flags['pylab'] = ( | |
94 | {'InteractiveShellApp' : {'pylab' : 'auto'}}, |
|
94 | {'InteractiveShellApp' : {'pylab' : 'auto'}}, | |
95 | """Pre-load matplotlib and numpy for interactive use with |
|
95 | """Pre-load matplotlib and numpy for interactive use with | |
96 | the default matplotlib backend.""" |
|
96 | the default matplotlib backend.""" | |
97 | ) |
|
97 | ) | |
98 | shell_flags['matplotlib'] = ( |
|
98 | shell_flags['matplotlib'] = ( | |
99 | {'InteractiveShellApp' : {'matplotlib' : 'auto'}}, |
|
99 | {'InteractiveShellApp' : {'matplotlib' : 'auto'}}, | |
100 | """Configure matplotlib for interactive use with |
|
100 | """Configure matplotlib for interactive use with | |
101 | the default matplotlib backend.""" |
|
101 | the default matplotlib backend.""" | |
102 | ) |
|
102 | ) | |
103 |
|
103 | |||
104 | # it's possible we don't want short aliases for *all* of these: |
|
104 | # it's possible we don't want short aliases for *all* of these: | |
105 | shell_aliases = dict( |
|
105 | shell_aliases = dict( | |
106 | autocall='InteractiveShell.autocall', |
|
106 | autocall='InteractiveShell.autocall', | |
107 | colors='InteractiveShell.colors', |
|
107 | colors='InteractiveShell.colors', | |
108 | logfile='InteractiveShell.logfile', |
|
108 | logfile='InteractiveShell.logfile', | |
109 | logappend='InteractiveShell.logappend', |
|
109 | logappend='InteractiveShell.logappend', | |
110 | c='InteractiveShellApp.code_to_run', |
|
110 | c='InteractiveShellApp.code_to_run', | |
111 | m='InteractiveShellApp.module_to_run', |
|
111 | m='InteractiveShellApp.module_to_run', | |
112 | ext='InteractiveShellApp.extra_extension', |
|
112 | ext='InteractiveShellApp.extra_extension', | |
113 | gui='InteractiveShellApp.gui', |
|
113 | gui='InteractiveShellApp.gui', | |
114 | pylab='InteractiveShellApp.pylab', |
|
114 | pylab='InteractiveShellApp.pylab', | |
115 | matplotlib='InteractiveShellApp.matplotlib', |
|
115 | matplotlib='InteractiveShellApp.matplotlib', | |
116 | ) |
|
116 | ) | |
117 | shell_aliases['cache-size'] = 'InteractiveShell.cache_size' |
|
117 | shell_aliases['cache-size'] = 'InteractiveShell.cache_size' | |
118 |
|
118 | |||
119 | #----------------------------------------------------------------------------- |
|
119 | #----------------------------------------------------------------------------- | |
120 | # Main classes and functions |
|
120 | # Main classes and functions | |
121 | #----------------------------------------------------------------------------- |
|
121 | #----------------------------------------------------------------------------- | |
122 |
|
122 | |||
123 | class InteractiveShellApp(Configurable): |
|
123 | class InteractiveShellApp(Configurable): | |
124 | """A Mixin for applications that start InteractiveShell instances. |
|
124 | """A Mixin for applications that start InteractiveShell instances. | |
125 |
|
125 | |||
126 | Provides configurables for loading extensions and executing files |
|
126 | Provides configurables for loading extensions and executing files | |
127 | as part of configuring a Shell environment. |
|
127 | as part of configuring a Shell environment. | |
128 |
|
128 | |||
129 | The following methods should be called by the :meth:`initialize` method |
|
129 | The following methods should be called by the :meth:`initialize` method | |
130 | of the subclass: |
|
130 | of the subclass: | |
131 |
|
131 | |||
132 | - :meth:`init_path` |
|
132 | - :meth:`init_path` | |
133 | - :meth:`init_shell` (to be implemented by the subclass) |
|
133 | - :meth:`init_shell` (to be implemented by the subclass) | |
134 | - :meth:`init_gui_pylab` |
|
134 | - :meth:`init_gui_pylab` | |
135 | - :meth:`init_extensions` |
|
135 | - :meth:`init_extensions` | |
136 | - :meth:`init_code` |
|
136 | - :meth:`init_code` | |
137 | """ |
|
137 | """ | |
138 | extensions = List(Unicode(), config=True, |
|
138 | extensions = List(Unicode(), config=True, | |
139 | help="A list of dotted module names of IPython extensions to load." |
|
139 | help="A list of dotted module names of IPython extensions to load." | |
140 | ) |
|
140 | ) | |
141 | extra_extension = Unicode('', config=True, |
|
141 | extra_extension = Unicode('', config=True, | |
142 | help="dotted module name of an IPython extension to load." |
|
142 | help="dotted module name of an IPython extension to load." | |
143 | ) |
|
143 | ) | |
144 |
|
144 | |||
145 | reraise_ipython_extension_failures = Bool( |
|
145 | reraise_ipython_extension_failures = Bool( | |
146 | False, |
|
146 | False, | |
147 | config=True, |
|
147 | config=True, | |
148 | help="Reraise exceptions encountered loading IPython extensions?", |
|
148 | help="Reraise exceptions encountered loading IPython extensions?", | |
149 | ) |
|
149 | ) | |
150 |
|
150 | |||
151 | # Extensions that are always loaded (not configurable) |
|
151 | # Extensions that are always loaded (not configurable) | |
152 | default_extensions = List(Unicode(), [u'storemagic'], config=False) |
|
152 | default_extensions = List(Unicode(), [u'storemagic'], config=False) | |
153 |
|
153 | |||
154 | hide_initial_ns = Bool(True, config=True, |
|
154 | hide_initial_ns = Bool(True, config=True, | |
155 | help="""Should variables loaded at startup (by startup files, exec_lines, etc.) |
|
155 | help="""Should variables loaded at startup (by startup files, exec_lines, etc.) | |
156 | be hidden from tools like %who?""" |
|
156 | be hidden from tools like %who?""" | |
157 | ) |
|
157 | ) | |
158 |
|
158 | |||
159 | exec_files = List(Unicode(), config=True, |
|
159 | exec_files = List(Unicode(), config=True, | |
160 | help="""List of files to run at IPython startup.""" |
|
160 | help="""List of files to run at IPython startup.""" | |
161 | ) |
|
161 | ) | |
162 | exec_PYTHONSTARTUP = Bool(True, config=True, |
|
162 | exec_PYTHONSTARTUP = Bool(True, config=True, | |
163 | help="""Run the file referenced by the PYTHONSTARTUP environment |
|
163 | help="""Run the file referenced by the PYTHONSTARTUP environment | |
164 | variable at IPython startup.""" |
|
164 | variable at IPython startup.""" | |
165 | ) |
|
165 | ) | |
166 | file_to_run = Unicode('', config=True, |
|
166 | file_to_run = Unicode('', config=True, | |
167 | help="""A file to be run""") |
|
167 | help="""A file to be run""") | |
168 |
|
168 | |||
169 | exec_lines = List(Unicode(), config=True, |
|
169 | exec_lines = List(Unicode(), config=True, | |
170 | help="""lines of code to run at IPython startup.""" |
|
170 | help="""lines of code to run at IPython startup.""" | |
171 | ) |
|
171 | ) | |
172 | code_to_run = Unicode('', config=True, |
|
172 | code_to_run = Unicode('', config=True, | |
173 | help="Execute the given command string." |
|
173 | help="Execute the given command string." | |
174 | ) |
|
174 | ) | |
175 | module_to_run = Unicode('', config=True, |
|
175 | module_to_run = Unicode('', config=True, | |
176 | help="Run the module as a script." |
|
176 | help="Run the module as a script." | |
177 | ) |
|
177 | ) | |
178 | gui = CaselessStrEnum(gui_keys, config=True, allow_none=True, |
|
178 | gui = CaselessStrEnum(gui_keys, config=True, allow_none=True, | |
179 | help="Enable GUI event loop integration with any of {0}.".format(gui_keys) |
|
179 | help="Enable GUI event loop integration with any of {0}.".format(gui_keys) | |
180 | ) |
|
180 | ) | |
181 | matplotlib = CaselessStrEnum(backend_keys, allow_none=True, |
|
181 | matplotlib = CaselessStrEnum(backend_keys, allow_none=True, | |
182 | config=True, |
|
182 | config=True, | |
183 | help="""Configure matplotlib for interactive use with |
|
183 | help="""Configure matplotlib for interactive use with | |
184 | the default matplotlib backend.""" |
|
184 | the default matplotlib backend.""" | |
185 | ) |
|
185 | ) | |
186 | pylab = CaselessStrEnum(backend_keys, allow_none=True, |
|
186 | pylab = CaselessStrEnum(backend_keys, allow_none=True, | |
187 | config=True, |
|
187 | config=True, | |
188 | help="""Pre-load matplotlib and numpy for interactive use, |
|
188 | help="""Pre-load matplotlib and numpy for interactive use, | |
189 | selecting a particular matplotlib backend and loop integration. |
|
189 | selecting a particular matplotlib backend and loop integration. | |
190 | """ |
|
190 | """ | |
191 | ) |
|
191 | ) | |
192 | pylab_import_all = Bool(True, config=True, |
|
192 | pylab_import_all = Bool(True, config=True, | |
193 | help="""If true, IPython will populate the user namespace with numpy, pylab, etc. |
|
193 | help="""If true, IPython will populate the user namespace with numpy, pylab, etc. | |
194 | and an ``import *`` is done from numpy and pylab, when using pylab mode. |
|
194 | and an ``import *`` is done from numpy and pylab, when using pylab mode. | |
195 |
|
195 | |||
196 | When False, pylab mode should not import any names into the user namespace. |
|
196 | When False, pylab mode should not import any names into the user namespace. | |
197 | """ |
|
197 | """ | |
198 | ) |
|
198 | ) | |
199 | shell = Instance('IPython.core.interactiveshell.InteractiveShellABC', |
|
199 | shell = Instance('IPython.core.interactiveshell.InteractiveShellABC', | |
200 | allow_none=True) |
|
200 | allow_none=True) | |
|
201 | # whether interact-loop should start | |||
|
202 | interact = Bool(True) | |||
201 |
|
203 | |||
202 | user_ns = Instance(dict, args=None, allow_none=True) |
|
204 | user_ns = Instance(dict, args=None, allow_none=True) | |
203 | def _user_ns_changed(self, name, old, new): |
|
205 | def _user_ns_changed(self, name, old, new): | |
204 | if self.shell is not None: |
|
206 | if self.shell is not None: | |
205 | self.shell.user_ns = new |
|
207 | self.shell.user_ns = new | |
206 | self.shell.init_user_ns() |
|
208 | self.shell.init_user_ns() | |
207 |
|
209 | |||
208 | def init_path(self): |
|
210 | def init_path(self): | |
209 | """Add current working directory, '', to sys.path""" |
|
211 | """Add current working directory, '', to sys.path""" | |
210 | if sys.path[0] != '': |
|
212 | if sys.path[0] != '': | |
211 | sys.path.insert(0, '') |
|
213 | sys.path.insert(0, '') | |
212 |
|
214 | |||
213 | def init_shell(self): |
|
215 | def init_shell(self): | |
214 | raise NotImplementedError("Override in subclasses") |
|
216 | raise NotImplementedError("Override in subclasses") | |
215 |
|
217 | |||
216 | def init_gui_pylab(self): |
|
218 | def init_gui_pylab(self): | |
217 | """Enable GUI event loop integration, taking pylab into account.""" |
|
219 | """Enable GUI event loop integration, taking pylab into account.""" | |
218 | enable = False |
|
220 | enable = False | |
219 | shell = self.shell |
|
221 | shell = self.shell | |
220 | if self.pylab: |
|
222 | if self.pylab: | |
221 | enable = lambda key: shell.enable_pylab(key, import_all=self.pylab_import_all) |
|
223 | enable = lambda key: shell.enable_pylab(key, import_all=self.pylab_import_all) | |
222 | key = self.pylab |
|
224 | key = self.pylab | |
223 | elif self.matplotlib: |
|
225 | elif self.matplotlib: | |
224 | enable = shell.enable_matplotlib |
|
226 | enable = shell.enable_matplotlib | |
225 | key = self.matplotlib |
|
227 | key = self.matplotlib | |
226 | elif self.gui: |
|
228 | elif self.gui: | |
227 | enable = shell.enable_gui |
|
229 | enable = shell.enable_gui | |
228 | key = self.gui |
|
230 | key = self.gui | |
229 |
|
231 | |||
230 | if not enable: |
|
232 | if not enable: | |
231 | return |
|
233 | return | |
232 |
|
234 | |||
233 | try: |
|
235 | try: | |
234 | r = enable(key) |
|
236 | r = enable(key) | |
235 | except ImportError: |
|
237 | except ImportError: | |
236 | self.log.warning("Eventloop or matplotlib integration failed. Is matplotlib installed?") |
|
238 | self.log.warning("Eventloop or matplotlib integration failed. Is matplotlib installed?") | |
237 | self.shell.showtraceback() |
|
239 | self.shell.showtraceback() | |
238 | return |
|
240 | return | |
239 | except Exception: |
|
241 | except Exception: | |
240 | self.log.warning("GUI event loop or pylab initialization failed") |
|
242 | self.log.warning("GUI event loop or pylab initialization failed") | |
241 | self.shell.showtraceback() |
|
243 | self.shell.showtraceback() | |
242 | return |
|
244 | return | |
243 |
|
245 | |||
244 | if isinstance(r, tuple): |
|
246 | if isinstance(r, tuple): | |
245 | gui, backend = r[:2] |
|
247 | gui, backend = r[:2] | |
246 | self.log.info("Enabling GUI event loop integration, " |
|
248 | self.log.info("Enabling GUI event loop integration, " | |
247 | "eventloop=%s, matplotlib=%s", gui, backend) |
|
249 | "eventloop=%s, matplotlib=%s", gui, backend) | |
248 | if key == "auto": |
|
250 | if key == "auto": | |
249 | print("Using matplotlib backend: %s" % backend) |
|
251 | print("Using matplotlib backend: %s" % backend) | |
250 | else: |
|
252 | else: | |
251 | gui = r |
|
253 | gui = r | |
252 | self.log.info("Enabling GUI event loop integration, " |
|
254 | self.log.info("Enabling GUI event loop integration, " | |
253 | "eventloop=%s", gui) |
|
255 | "eventloop=%s", gui) | |
254 |
|
256 | |||
255 | def init_extensions(self): |
|
257 | def init_extensions(self): | |
256 | """Load all IPython extensions in IPythonApp.extensions. |
|
258 | """Load all IPython extensions in IPythonApp.extensions. | |
257 |
|
259 | |||
258 | This uses the :meth:`ExtensionManager.load_extensions` to load all |
|
260 | This uses the :meth:`ExtensionManager.load_extensions` to load all | |
259 | the extensions listed in ``self.extensions``. |
|
261 | the extensions listed in ``self.extensions``. | |
260 | """ |
|
262 | """ | |
261 | try: |
|
263 | try: | |
262 | self.log.debug("Loading IPython extensions...") |
|
264 | self.log.debug("Loading IPython extensions...") | |
263 | extensions = self.default_extensions + self.extensions |
|
265 | extensions = self.default_extensions + self.extensions | |
264 | if self.extra_extension: |
|
266 | if self.extra_extension: | |
265 | extensions.append(self.extra_extension) |
|
267 | extensions.append(self.extra_extension) | |
266 | for ext in extensions: |
|
268 | for ext in extensions: | |
267 | try: |
|
269 | try: | |
268 | self.log.info("Loading IPython extension: %s" % ext) |
|
270 | self.log.info("Loading IPython extension: %s" % ext) | |
269 | self.shell.extension_manager.load_extension(ext) |
|
271 | self.shell.extension_manager.load_extension(ext) | |
270 | except: |
|
272 | except: | |
271 | if self.reraise_ipython_extension_failures: |
|
273 | if self.reraise_ipython_extension_failures: | |
272 | raise |
|
274 | raise | |
273 | msg = ("Error in loading extension: {ext}\n" |
|
275 | msg = ("Error in loading extension: {ext}\n" | |
274 | "Check your config files in {location}".format( |
|
276 | "Check your config files in {location}".format( | |
275 | ext=ext, |
|
277 | ext=ext, | |
276 | location=self.profile_dir.location |
|
278 | location=self.profile_dir.location | |
277 | )) |
|
279 | )) | |
278 | self.log.warning(msg, exc_info=True) |
|
280 | self.log.warning(msg, exc_info=True) | |
279 | except: |
|
281 | except: | |
280 | if self.reraise_ipython_extension_failures: |
|
282 | if self.reraise_ipython_extension_failures: | |
281 | raise |
|
283 | raise | |
282 | self.log.warning("Unknown error in loading extensions:", exc_info=True) |
|
284 | self.log.warning("Unknown error in loading extensions:", exc_info=True) | |
283 |
|
285 | |||
284 | def init_code(self): |
|
286 | def init_code(self): | |
285 | """run the pre-flight code, specified via exec_lines""" |
|
287 | """run the pre-flight code, specified via exec_lines""" | |
286 | self._run_startup_files() |
|
288 | self._run_startup_files() | |
287 | self._run_exec_lines() |
|
289 | self._run_exec_lines() | |
288 | self._run_exec_files() |
|
290 | self._run_exec_files() | |
289 |
|
291 | |||
290 | # Hide variables defined here from %who etc. |
|
292 | # Hide variables defined here from %who etc. | |
291 | if self.hide_initial_ns: |
|
293 | if self.hide_initial_ns: | |
292 | self.shell.user_ns_hidden.update(self.shell.user_ns) |
|
294 | self.shell.user_ns_hidden.update(self.shell.user_ns) | |
293 |
|
295 | |||
294 | # command-line execution (ipython -i script.py, ipython -m module) |
|
296 | # command-line execution (ipython -i script.py, ipython -m module) | |
295 | # should *not* be excluded from %whos |
|
297 | # should *not* be excluded from %whos | |
296 | self._run_cmd_line_code() |
|
298 | self._run_cmd_line_code() | |
297 | self._run_module() |
|
299 | self._run_module() | |
298 |
|
300 | |||
299 | # flush output, so itwon't be attached to the first cell |
|
301 | # flush output, so itwon't be attached to the first cell | |
300 | sys.stdout.flush() |
|
302 | sys.stdout.flush() | |
301 | sys.stderr.flush() |
|
303 | sys.stderr.flush() | |
302 |
|
304 | |||
303 | def _run_exec_lines(self): |
|
305 | def _run_exec_lines(self): | |
304 | """Run lines of code in IPythonApp.exec_lines in the user's namespace.""" |
|
306 | """Run lines of code in IPythonApp.exec_lines in the user's namespace.""" | |
305 | if not self.exec_lines: |
|
307 | if not self.exec_lines: | |
306 | return |
|
308 | return | |
307 | try: |
|
309 | try: | |
308 | self.log.debug("Running code from IPythonApp.exec_lines...") |
|
310 | self.log.debug("Running code from IPythonApp.exec_lines...") | |
309 | for line in self.exec_lines: |
|
311 | for line in self.exec_lines: | |
310 | try: |
|
312 | try: | |
311 | self.log.info("Running code in user namespace: %s" % |
|
313 | self.log.info("Running code in user namespace: %s" % | |
312 | line) |
|
314 | line) | |
313 | self.shell.run_cell(line, store_history=False) |
|
315 | self.shell.run_cell(line, store_history=False) | |
314 | except: |
|
316 | except: | |
315 | self.log.warning("Error in executing line in user " |
|
317 | self.log.warning("Error in executing line in user " | |
316 | "namespace: %s" % line) |
|
318 | "namespace: %s" % line) | |
317 | self.shell.showtraceback() |
|
319 | self.shell.showtraceback() | |
318 | except: |
|
320 | except: | |
319 | self.log.warning("Unknown error in handling IPythonApp.exec_lines:") |
|
321 | self.log.warning("Unknown error in handling IPythonApp.exec_lines:") | |
320 | self.shell.showtraceback() |
|
322 | self.shell.showtraceback() | |
321 |
|
323 | |||
322 | def _exec_file(self, fname, shell_futures=False): |
|
324 | def _exec_file(self, fname, shell_futures=False): | |
323 | try: |
|
325 | try: | |
324 | full_filename = filefind(fname, [u'.', self.ipython_dir]) |
|
326 | full_filename = filefind(fname, [u'.', self.ipython_dir]) | |
325 | except IOError as e: |
|
327 | except IOError as e: | |
326 | self.log.warning("File not found: %r"%fname) |
|
328 | self.log.warning("File not found: %r"%fname) | |
327 | return |
|
329 | return | |
328 | # Make sure that the running script gets a proper sys.argv as if it |
|
330 | # Make sure that the running script gets a proper sys.argv as if it | |
329 | # were run from a system shell. |
|
331 | # were run from a system shell. | |
330 | save_argv = sys.argv |
|
332 | save_argv = sys.argv | |
331 | sys.argv = [full_filename] + self.extra_args[1:] |
|
333 | sys.argv = [full_filename] + self.extra_args[1:] | |
332 | # protect sys.argv from potential unicode strings on Python 2: |
|
334 | # protect sys.argv from potential unicode strings on Python 2: | |
333 | if not py3compat.PY3: |
|
335 | if not py3compat.PY3: | |
334 | sys.argv = [ py3compat.cast_bytes(a) for a in sys.argv ] |
|
336 | sys.argv = [ py3compat.cast_bytes(a) for a in sys.argv ] | |
335 | try: |
|
337 | try: | |
336 | if os.path.isfile(full_filename): |
|
338 | if os.path.isfile(full_filename): | |
337 | self.log.info("Running file in user namespace: %s" % |
|
339 | self.log.info("Running file in user namespace: %s" % | |
338 | full_filename) |
|
340 | full_filename) | |
339 | # Ensure that __file__ is always defined to match Python |
|
341 | # Ensure that __file__ is always defined to match Python | |
340 | # behavior. |
|
342 | # behavior. | |
341 | with preserve_keys(self.shell.user_ns, '__file__'): |
|
343 | with preserve_keys(self.shell.user_ns, '__file__'): | |
342 | self.shell.user_ns['__file__'] = fname |
|
344 | self.shell.user_ns['__file__'] = fname | |
343 | if full_filename.endswith('.ipy'): |
|
345 | if full_filename.endswith('.ipy'): | |
344 | self.shell.safe_execfile_ipy(full_filename, |
|
346 | self.shell.safe_execfile_ipy(full_filename, | |
345 | shell_futures=shell_futures) |
|
347 | shell_futures=shell_futures) | |
346 | else: |
|
348 | else: | |
347 | # default to python, even without extension |
|
349 | # default to python, even without extension | |
348 | self.shell.safe_execfile(full_filename, |
|
350 | self.shell.safe_execfile(full_filename, | |
349 | self.shell.user_ns, |
|
351 | self.shell.user_ns, | |
350 | shell_futures=shell_futures, |
|
352 | shell_futures=shell_futures, | |
351 | raise_exceptions=True) |
|
353 | raise_exceptions=True) | |
352 | finally: |
|
354 | finally: | |
353 | sys.argv = save_argv |
|
355 | sys.argv = save_argv | |
354 |
|
356 | |||
355 | def _run_startup_files(self): |
|
357 | def _run_startup_files(self): | |
356 | """Run files from profile startup directory""" |
|
358 | """Run files from profile startup directory""" | |
357 | startup_dir = self.profile_dir.startup_dir |
|
359 | startup_dir = self.profile_dir.startup_dir | |
358 | startup_files = [] |
|
360 | startup_files = [] | |
359 |
|
361 | |||
360 | if self.exec_PYTHONSTARTUP and os.environ.get('PYTHONSTARTUP', False) and \ |
|
362 | if self.exec_PYTHONSTARTUP and os.environ.get('PYTHONSTARTUP', False) and \ | |
361 | not (self.file_to_run or self.code_to_run or self.module_to_run): |
|
363 | not (self.file_to_run or self.code_to_run or self.module_to_run): | |
362 | python_startup = os.environ['PYTHONSTARTUP'] |
|
364 | python_startup = os.environ['PYTHONSTARTUP'] | |
363 | self.log.debug("Running PYTHONSTARTUP file %s...", python_startup) |
|
365 | self.log.debug("Running PYTHONSTARTUP file %s...", python_startup) | |
364 | try: |
|
366 | try: | |
365 | self._exec_file(python_startup) |
|
367 | self._exec_file(python_startup) | |
366 | except: |
|
368 | except: | |
367 | self.log.warning("Unknown error in handling PYTHONSTARTUP file %s:", python_startup) |
|
369 | self.log.warning("Unknown error in handling PYTHONSTARTUP file %s:", python_startup) | |
368 | self.shell.showtraceback() |
|
370 | self.shell.showtraceback() | |
369 | finally: |
|
371 | finally: | |
370 | # Many PYTHONSTARTUP files set up the readline completions, |
|
372 | # Many PYTHONSTARTUP files set up the readline completions, | |
371 | # but this is often at odds with IPython's own completions. |
|
373 | # but this is often at odds with IPython's own completions. | |
372 | # Do not allow PYTHONSTARTUP to set up readline. |
|
374 | # Do not allow PYTHONSTARTUP to set up readline. | |
373 | if self.shell.has_readline: |
|
375 | if self.shell.has_readline: | |
374 | self.shell.set_readline_completer() |
|
376 | self.shell.set_readline_completer() | |
375 |
|
377 | |||
376 | startup_files += glob.glob(os.path.join(startup_dir, '*.py')) |
|
378 | startup_files += glob.glob(os.path.join(startup_dir, '*.py')) | |
377 | startup_files += glob.glob(os.path.join(startup_dir, '*.ipy')) |
|
379 | startup_files += glob.glob(os.path.join(startup_dir, '*.ipy')) | |
378 | if not startup_files: |
|
380 | if not startup_files: | |
379 | return |
|
381 | return | |
380 |
|
382 | |||
381 | self.log.debug("Running startup files from %s...", startup_dir) |
|
383 | self.log.debug("Running startup files from %s...", startup_dir) | |
382 | try: |
|
384 | try: | |
383 | for fname in sorted(startup_files): |
|
385 | for fname in sorted(startup_files): | |
384 | self._exec_file(fname) |
|
386 | self._exec_file(fname) | |
385 | except: |
|
387 | except: | |
386 | self.log.warning("Unknown error in handling startup files:") |
|
388 | self.log.warning("Unknown error in handling startup files:") | |
387 | self.shell.showtraceback() |
|
389 | self.shell.showtraceback() | |
388 |
|
390 | |||
389 | def _run_exec_files(self): |
|
391 | def _run_exec_files(self): | |
390 | """Run files from IPythonApp.exec_files""" |
|
392 | """Run files from IPythonApp.exec_files""" | |
391 | if not self.exec_files: |
|
393 | if not self.exec_files: | |
392 | return |
|
394 | return | |
393 |
|
395 | |||
394 | self.log.debug("Running files in IPythonApp.exec_files...") |
|
396 | self.log.debug("Running files in IPythonApp.exec_files...") | |
395 | try: |
|
397 | try: | |
396 | for fname in self.exec_files: |
|
398 | for fname in self.exec_files: | |
397 | self._exec_file(fname) |
|
399 | self._exec_file(fname) | |
398 | except: |
|
400 | except: | |
399 | self.log.warning("Unknown error in handling IPythonApp.exec_files:") |
|
401 | self.log.warning("Unknown error in handling IPythonApp.exec_files:") | |
400 | self.shell.showtraceback() |
|
402 | self.shell.showtraceback() | |
401 |
|
403 | |||
402 | def _run_cmd_line_code(self): |
|
404 | def _run_cmd_line_code(self): | |
403 | """Run code or file specified at the command-line""" |
|
405 | """Run code or file specified at the command-line""" | |
404 | if self.code_to_run: |
|
406 | if self.code_to_run: | |
405 | line = self.code_to_run |
|
407 | line = self.code_to_run | |
406 | try: |
|
408 | try: | |
407 | self.log.info("Running code given at command line (c=): %s" % |
|
409 | self.log.info("Running code given at command line (c=): %s" % | |
408 | line) |
|
410 | line) | |
409 | self.shell.run_cell(line, store_history=False) |
|
411 | self.shell.run_cell(line, store_history=False) | |
410 | except: |
|
412 | except: | |
411 | self.log.warning("Error in executing line in user namespace: %s" % |
|
413 | self.log.warning("Error in executing line in user namespace: %s" % | |
412 | line) |
|
414 | line) | |
413 | self.shell.showtraceback() |
|
415 | self.shell.showtraceback() | |
414 |
|
416 | |||
415 | # Like Python itself, ignore the second if the first of these is present |
|
417 | # Like Python itself, ignore the second if the first of these is present | |
416 | elif self.file_to_run: |
|
418 | elif self.file_to_run: | |
417 | fname = self.file_to_run |
|
419 | fname = self.file_to_run | |
418 | try: |
|
420 | try: | |
419 | self._exec_file(fname, shell_futures=True) |
|
421 | self._exec_file(fname, shell_futures=True) | |
420 | except: |
|
422 | except: | |
421 | self.shell.showtraceback(tb_offset=4) |
|
423 | self.shell.showtraceback(tb_offset=4) | |
422 | self.exit(1) |
|
424 | self.exit(1) | |
423 |
|
425 | |||
424 | def _run_module(self): |
|
426 | def _run_module(self): | |
425 | """Run module specified at the command-line.""" |
|
427 | """Run module specified at the command-line.""" | |
426 | if self.module_to_run: |
|
428 | if self.module_to_run: | |
427 | # Make sure that the module gets a proper sys.argv as if it were |
|
429 | # Make sure that the module gets a proper sys.argv as if it were | |
428 | # run using `python -m`. |
|
430 | # run using `python -m`. | |
429 | save_argv = sys.argv |
|
431 | save_argv = sys.argv | |
430 | sys.argv = [sys.executable] + self.extra_args |
|
432 | sys.argv = [sys.executable] + self.extra_args | |
431 | try: |
|
433 | try: | |
432 | self.shell.safe_run_module(self.module_to_run, |
|
434 | self.shell.safe_run_module(self.module_to_run, | |
433 | self.shell.user_ns) |
|
435 | self.shell.user_ns) | |
434 | finally: |
|
436 | finally: | |
435 | sys.argv = save_argv |
|
437 | sys.argv = save_argv |
@@ -1,369 +1,368 | |||||
1 | #!/usr/bin/env python |
|
1 | #!/usr/bin/env python | |
2 | # encoding: utf-8 |
|
2 | # encoding: utf-8 | |
3 | """ |
|
3 | """ | |
4 | The :class:`~IPython.core.application.Application` object for the command |
|
4 | The :class:`~IPython.core.application.Application` object for the command | |
5 | line :command:`ipython` program. |
|
5 | line :command:`ipython` program. | |
6 | """ |
|
6 | """ | |
7 |
|
7 | |||
8 | # Copyright (c) IPython Development Team. |
|
8 | # Copyright (c) IPython Development Team. | |
9 | # Distributed under the terms of the Modified BSD License. |
|
9 | # Distributed under the terms of the Modified BSD License. | |
10 |
|
10 | |||
11 | from __future__ import absolute_import |
|
11 | from __future__ import absolute_import | |
12 | from __future__ import print_function |
|
12 | from __future__ import print_function | |
13 |
|
13 | |||
14 | import logging |
|
14 | import logging | |
15 | import os |
|
15 | import os | |
16 | import sys |
|
16 | import sys | |
17 |
|
17 | |||
18 | from traitlets.config.loader import Config |
|
18 | from traitlets.config.loader import Config | |
19 | from traitlets.config.application import boolean_flag, catch_config_error, Application |
|
19 | from traitlets.config.application import boolean_flag, catch_config_error, Application | |
20 | from IPython.core import release |
|
20 | from IPython.core import release | |
21 | from IPython.core import usage |
|
21 | from IPython.core import usage | |
22 | from IPython.core.completer import IPCompleter |
|
22 | from IPython.core.completer import IPCompleter | |
23 | from IPython.core.crashhandler import CrashHandler |
|
23 | from IPython.core.crashhandler import CrashHandler | |
24 | from IPython.core.formatters import PlainTextFormatter |
|
24 | from IPython.core.formatters import PlainTextFormatter | |
25 | from IPython.core.history import HistoryManager |
|
25 | from IPython.core.history import HistoryManager | |
26 | from IPython.core.prompts import PromptManager |
|
26 | from IPython.core.prompts import PromptManager | |
27 | from IPython.core.application import ( |
|
27 | from IPython.core.application import ( | |
28 | ProfileDir, BaseIPythonApplication, base_flags, base_aliases |
|
28 | ProfileDir, BaseIPythonApplication, base_flags, base_aliases | |
29 | ) |
|
29 | ) | |
30 | from IPython.core.magics import ScriptMagics |
|
30 | from IPython.core.magics import ScriptMagics | |
31 | from IPython.core.shellapp import ( |
|
31 | from IPython.core.shellapp import ( | |
32 | InteractiveShellApp, shell_flags, shell_aliases |
|
32 | InteractiveShellApp, shell_flags, shell_aliases | |
33 | ) |
|
33 | ) | |
34 | from IPython.extensions.storemagic import StoreMagics |
|
34 | from IPython.extensions.storemagic import StoreMagics | |
35 | from IPython.terminal.interactiveshell import TerminalInteractiveShell |
|
35 | from IPython.terminal.interactiveshell import TerminalInteractiveShell | |
36 | from IPython.utils import warn |
|
36 | from IPython.utils import warn | |
37 | from IPython.paths import get_ipython_dir |
|
37 | from IPython.paths import get_ipython_dir | |
38 | from traitlets import ( |
|
38 | from traitlets import ( | |
39 | Bool, List, Dict, |
|
39 | Bool, List, Dict, | |
40 | ) |
|
40 | ) | |
41 |
|
41 | |||
42 | #----------------------------------------------------------------------------- |
|
42 | #----------------------------------------------------------------------------- | |
43 | # Globals, utilities and helpers |
|
43 | # Globals, utilities and helpers | |
44 | #----------------------------------------------------------------------------- |
|
44 | #----------------------------------------------------------------------------- | |
45 |
|
45 | |||
46 | _examples = """ |
|
46 | _examples = """ | |
47 | ipython --matplotlib # enable matplotlib integration |
|
47 | ipython --matplotlib # enable matplotlib integration | |
48 | ipython --matplotlib=qt # enable matplotlib integration with qt4 backend |
|
48 | ipython --matplotlib=qt # enable matplotlib integration with qt4 backend | |
49 |
|
49 | |||
50 | ipython --log-level=DEBUG # set logging to DEBUG |
|
50 | ipython --log-level=DEBUG # set logging to DEBUG | |
51 | ipython --profile=foo # start with profile foo |
|
51 | ipython --profile=foo # start with profile foo | |
52 |
|
52 | |||
53 | ipython profile create foo # create profile foo w/ default config files |
|
53 | ipython profile create foo # create profile foo w/ default config files | |
54 | ipython help profile # show the help for the profile subcmd |
|
54 | ipython help profile # show the help for the profile subcmd | |
55 |
|
55 | |||
56 | ipython locate # print the path to the IPython directory |
|
56 | ipython locate # print the path to the IPython directory | |
57 | ipython locate profile foo # print the path to the directory for profile `foo` |
|
57 | ipython locate profile foo # print the path to the directory for profile `foo` | |
58 | """ |
|
58 | """ | |
59 |
|
59 | |||
60 | #----------------------------------------------------------------------------- |
|
60 | #----------------------------------------------------------------------------- | |
61 | # Crash handler for this application |
|
61 | # Crash handler for this application | |
62 | #----------------------------------------------------------------------------- |
|
62 | #----------------------------------------------------------------------------- | |
63 |
|
63 | |||
64 | class IPAppCrashHandler(CrashHandler): |
|
64 | class IPAppCrashHandler(CrashHandler): | |
65 | """sys.excepthook for IPython itself, leaves a detailed report on disk.""" |
|
65 | """sys.excepthook for IPython itself, leaves a detailed report on disk.""" | |
66 |
|
66 | |||
67 | def __init__(self, app): |
|
67 | def __init__(self, app): | |
68 | contact_name = release.author |
|
68 | contact_name = release.author | |
69 | contact_email = release.author_email |
|
69 | contact_email = release.author_email | |
70 | bug_tracker = 'https://github.com/ipython/ipython/issues' |
|
70 | bug_tracker = 'https://github.com/ipython/ipython/issues' | |
71 | super(IPAppCrashHandler,self).__init__( |
|
71 | super(IPAppCrashHandler,self).__init__( | |
72 | app, contact_name, contact_email, bug_tracker |
|
72 | app, contact_name, contact_email, bug_tracker | |
73 | ) |
|
73 | ) | |
74 |
|
74 | |||
75 | def make_report(self,traceback): |
|
75 | def make_report(self,traceback): | |
76 | """Return a string containing a crash report.""" |
|
76 | """Return a string containing a crash report.""" | |
77 |
|
77 | |||
78 | sec_sep = self.section_sep |
|
78 | sec_sep = self.section_sep | |
79 | # Start with parent report |
|
79 | # Start with parent report | |
80 | report = [super(IPAppCrashHandler, self).make_report(traceback)] |
|
80 | report = [super(IPAppCrashHandler, self).make_report(traceback)] | |
81 | # Add interactive-specific info we may have |
|
81 | # Add interactive-specific info we may have | |
82 | rpt_add = report.append |
|
82 | rpt_add = report.append | |
83 | try: |
|
83 | try: | |
84 | rpt_add(sec_sep+"History of session input:") |
|
84 | rpt_add(sec_sep+"History of session input:") | |
85 | for line in self.app.shell.user_ns['_ih']: |
|
85 | for line in self.app.shell.user_ns['_ih']: | |
86 | rpt_add(line) |
|
86 | rpt_add(line) | |
87 | rpt_add('\n*** Last line of input (may not be in above history):\n') |
|
87 | rpt_add('\n*** Last line of input (may not be in above history):\n') | |
88 | rpt_add(self.app.shell._last_input_line+'\n') |
|
88 | rpt_add(self.app.shell._last_input_line+'\n') | |
89 | except: |
|
89 | except: | |
90 | pass |
|
90 | pass | |
91 |
|
91 | |||
92 | return ''.join(report) |
|
92 | return ''.join(report) | |
93 |
|
93 | |||
94 | #----------------------------------------------------------------------------- |
|
94 | #----------------------------------------------------------------------------- | |
95 | # Aliases and Flags |
|
95 | # Aliases and Flags | |
96 | #----------------------------------------------------------------------------- |
|
96 | #----------------------------------------------------------------------------- | |
97 | flags = dict(base_flags) |
|
97 | flags = dict(base_flags) | |
98 | flags.update(shell_flags) |
|
98 | flags.update(shell_flags) | |
99 | frontend_flags = {} |
|
99 | frontend_flags = {} | |
100 | addflag = lambda *args: frontend_flags.update(boolean_flag(*args)) |
|
100 | addflag = lambda *args: frontend_flags.update(boolean_flag(*args)) | |
101 | addflag('autoedit-syntax', 'TerminalInteractiveShell.autoedit_syntax', |
|
101 | addflag('autoedit-syntax', 'TerminalInteractiveShell.autoedit_syntax', | |
102 | 'Turn on auto editing of files with syntax errors.', |
|
102 | 'Turn on auto editing of files with syntax errors.', | |
103 | 'Turn off auto editing of files with syntax errors.' |
|
103 | 'Turn off auto editing of files with syntax errors.' | |
104 | ) |
|
104 | ) | |
105 | addflag('banner', 'TerminalIPythonApp.display_banner', |
|
105 | addflag('banner', 'TerminalIPythonApp.display_banner', | |
106 | "Display a banner upon starting IPython.", |
|
106 | "Display a banner upon starting IPython.", | |
107 | "Don't display a banner upon starting IPython." |
|
107 | "Don't display a banner upon starting IPython." | |
108 | ) |
|
108 | ) | |
109 | addflag('confirm-exit', 'TerminalInteractiveShell.confirm_exit', |
|
109 | addflag('confirm-exit', 'TerminalInteractiveShell.confirm_exit', | |
110 | """Set to confirm when you try to exit IPython with an EOF (Control-D |
|
110 | """Set to confirm when you try to exit IPython with an EOF (Control-D | |
111 | in Unix, Control-Z/Enter in Windows). By typing 'exit' or 'quit', |
|
111 | in Unix, Control-Z/Enter in Windows). By typing 'exit' or 'quit', | |
112 | you can force a direct exit without any confirmation.""", |
|
112 | you can force a direct exit without any confirmation.""", | |
113 | "Don't prompt the user when exiting." |
|
113 | "Don't prompt the user when exiting." | |
114 | ) |
|
114 | ) | |
115 | addflag('term-title', 'TerminalInteractiveShell.term_title', |
|
115 | addflag('term-title', 'TerminalInteractiveShell.term_title', | |
116 | "Enable auto setting the terminal title.", |
|
116 | "Enable auto setting the terminal title.", | |
117 | "Disable auto setting the terminal title." |
|
117 | "Disable auto setting the terminal title." | |
118 | ) |
|
118 | ) | |
119 | classic_config = Config() |
|
119 | classic_config = Config() | |
120 | classic_config.InteractiveShell.cache_size = 0 |
|
120 | classic_config.InteractiveShell.cache_size = 0 | |
121 | classic_config.PlainTextFormatter.pprint = False |
|
121 | classic_config.PlainTextFormatter.pprint = False | |
122 | classic_config.PromptManager.in_template = '>>> ' |
|
122 | classic_config.PromptManager.in_template = '>>> ' | |
123 | classic_config.PromptManager.in2_template = '... ' |
|
123 | classic_config.PromptManager.in2_template = '... ' | |
124 | classic_config.PromptManager.out_template = '' |
|
124 | classic_config.PromptManager.out_template = '' | |
125 | classic_config.InteractiveShell.separate_in = '' |
|
125 | classic_config.InteractiveShell.separate_in = '' | |
126 | classic_config.InteractiveShell.separate_out = '' |
|
126 | classic_config.InteractiveShell.separate_out = '' | |
127 | classic_config.InteractiveShell.separate_out2 = '' |
|
127 | classic_config.InteractiveShell.separate_out2 = '' | |
128 | classic_config.InteractiveShell.colors = 'NoColor' |
|
128 | classic_config.InteractiveShell.colors = 'NoColor' | |
129 | classic_config.InteractiveShell.xmode = 'Plain' |
|
129 | classic_config.InteractiveShell.xmode = 'Plain' | |
130 |
|
130 | |||
131 | frontend_flags['classic']=( |
|
131 | frontend_flags['classic']=( | |
132 | classic_config, |
|
132 | classic_config, | |
133 | "Gives IPython a similar feel to the classic Python prompt." |
|
133 | "Gives IPython a similar feel to the classic Python prompt." | |
134 | ) |
|
134 | ) | |
135 | # # log doesn't make so much sense this way anymore |
|
135 | # # log doesn't make so much sense this way anymore | |
136 | # paa('--log','-l', |
|
136 | # paa('--log','-l', | |
137 | # action='store_true', dest='InteractiveShell.logstart', |
|
137 | # action='store_true', dest='InteractiveShell.logstart', | |
138 | # help="Start logging to the default log file (./ipython_log.py).") |
|
138 | # help="Start logging to the default log file (./ipython_log.py).") | |
139 | # |
|
139 | # | |
140 | # # quick is harder to implement |
|
140 | # # quick is harder to implement | |
141 | frontend_flags['quick']=( |
|
141 | frontend_flags['quick']=( | |
142 | {'TerminalIPythonApp' : {'quick' : True}}, |
|
142 | {'TerminalIPythonApp' : {'quick' : True}}, | |
143 | "Enable quick startup with no config files." |
|
143 | "Enable quick startup with no config files." | |
144 | ) |
|
144 | ) | |
145 |
|
145 | |||
146 | frontend_flags['i'] = ( |
|
146 | frontend_flags['i'] = ( | |
147 | {'TerminalIPythonApp' : {'force_interact' : True}}, |
|
147 | {'TerminalIPythonApp' : {'force_interact' : True}}, | |
148 | """If running code from the command line, become interactive afterwards. |
|
148 | """If running code from the command line, become interactive afterwards. | |
149 | It is often useful to follow this with `--` to treat remaining flags as |
|
149 | It is often useful to follow this with `--` to treat remaining flags as | |
150 | script arguments. |
|
150 | script arguments. | |
151 | """ |
|
151 | """ | |
152 | ) |
|
152 | ) | |
153 | flags.update(frontend_flags) |
|
153 | flags.update(frontend_flags) | |
154 |
|
154 | |||
155 | aliases = dict(base_aliases) |
|
155 | aliases = dict(base_aliases) | |
156 | aliases.update(shell_aliases) |
|
156 | aliases.update(shell_aliases) | |
157 |
|
157 | |||
158 | #----------------------------------------------------------------------------- |
|
158 | #----------------------------------------------------------------------------- | |
159 | # Main classes and functions |
|
159 | # Main classes and functions | |
160 | #----------------------------------------------------------------------------- |
|
160 | #----------------------------------------------------------------------------- | |
161 |
|
161 | |||
162 |
|
162 | |||
163 | class LocateIPythonApp(BaseIPythonApplication): |
|
163 | class LocateIPythonApp(BaseIPythonApplication): | |
164 | description = """print the path to the IPython dir""" |
|
164 | description = """print the path to the IPython dir""" | |
165 | subcommands = Dict(dict( |
|
165 | subcommands = Dict(dict( | |
166 | profile=('IPython.core.profileapp.ProfileLocate', |
|
166 | profile=('IPython.core.profileapp.ProfileLocate', | |
167 | "print the path to an IPython profile directory", |
|
167 | "print the path to an IPython profile directory", | |
168 | ), |
|
168 | ), | |
169 | )) |
|
169 | )) | |
170 | def start(self): |
|
170 | def start(self): | |
171 | if self.subapp is not None: |
|
171 | if self.subapp is not None: | |
172 | return self.subapp.start() |
|
172 | return self.subapp.start() | |
173 | else: |
|
173 | else: | |
174 | print(self.ipython_dir) |
|
174 | print(self.ipython_dir) | |
175 |
|
175 | |||
176 |
|
176 | |||
177 | class TerminalIPythonApp(BaseIPythonApplication, InteractiveShellApp): |
|
177 | class TerminalIPythonApp(BaseIPythonApplication, InteractiveShellApp): | |
178 | name = u'ipython' |
|
178 | name = u'ipython' | |
179 | description = usage.cl_usage |
|
179 | description = usage.cl_usage | |
180 | crash_handler_class = IPAppCrashHandler |
|
180 | crash_handler_class = IPAppCrashHandler | |
181 | examples = _examples |
|
181 | examples = _examples | |
182 |
|
182 | |||
183 | flags = Dict(flags) |
|
183 | flags = Dict(flags) | |
184 | aliases = Dict(aliases) |
|
184 | aliases = Dict(aliases) | |
185 | classes = List() |
|
185 | classes = List() | |
186 | def _classes_default(self): |
|
186 | def _classes_default(self): | |
187 | """This has to be in a method, for TerminalIPythonApp to be available.""" |
|
187 | """This has to be in a method, for TerminalIPythonApp to be available.""" | |
188 | return [ |
|
188 | return [ | |
189 | InteractiveShellApp, # ShellApp comes before TerminalApp, because |
|
189 | InteractiveShellApp, # ShellApp comes before TerminalApp, because | |
190 | self.__class__, # it will also affect subclasses (e.g. QtConsole) |
|
190 | self.__class__, # it will also affect subclasses (e.g. QtConsole) | |
191 | TerminalInteractiveShell, |
|
191 | TerminalInteractiveShell, | |
192 | PromptManager, |
|
192 | PromptManager, | |
193 | HistoryManager, |
|
193 | HistoryManager, | |
194 | ProfileDir, |
|
194 | ProfileDir, | |
195 | PlainTextFormatter, |
|
195 | PlainTextFormatter, | |
196 | IPCompleter, |
|
196 | IPCompleter, | |
197 | ScriptMagics, |
|
197 | ScriptMagics, | |
198 | StoreMagics, |
|
198 | StoreMagics, | |
199 | ] |
|
199 | ] | |
200 |
|
200 | |||
201 | deprecated_subcommands = dict( |
|
201 | deprecated_subcommands = dict( | |
202 | qtconsole=('qtconsole.qtconsoleapp.JupyterQtConsoleApp', |
|
202 | qtconsole=('qtconsole.qtconsoleapp.JupyterQtConsoleApp', | |
203 | """DEPRECATED, Will be removed in IPython 6.0 : Launch the Jupyter Qt Console.""" |
|
203 | """DEPRECATED, Will be removed in IPython 6.0 : Launch the Jupyter Qt Console.""" | |
204 | ), |
|
204 | ), | |
205 | notebook=('notebook.notebookapp.NotebookApp', |
|
205 | notebook=('notebook.notebookapp.NotebookApp', | |
206 | """DEPRECATED, Will be removed in IPython 6.0 : Launch the Jupyter HTML Notebook Server.""" |
|
206 | """DEPRECATED, Will be removed in IPython 6.0 : Launch the Jupyter HTML Notebook Server.""" | |
207 | ), |
|
207 | ), | |
208 | console=('jupyter_console.app.ZMQTerminalIPythonApp', |
|
208 | console=('jupyter_console.app.ZMQTerminalIPythonApp', | |
209 | """DEPRECATED, Will be removed in IPython 6.0 : Launch the Jupyter terminal-based Console.""" |
|
209 | """DEPRECATED, Will be removed in IPython 6.0 : Launch the Jupyter terminal-based Console.""" | |
210 | ), |
|
210 | ), | |
211 | nbconvert=('nbconvert.nbconvertapp.NbConvertApp', |
|
211 | nbconvert=('nbconvert.nbconvertapp.NbConvertApp', | |
212 | "DEPRECATED, Will be removed in IPython 6.0 : Convert notebooks to/from other formats." |
|
212 | "DEPRECATED, Will be removed in IPython 6.0 : Convert notebooks to/from other formats." | |
213 | ), |
|
213 | ), | |
214 | trust=('nbformat.sign.TrustNotebookApp', |
|
214 | trust=('nbformat.sign.TrustNotebookApp', | |
215 | "DEPRECATED, Will be removed in IPython 6.0 : Sign notebooks to trust their potentially unsafe contents at load." |
|
215 | "DEPRECATED, Will be removed in IPython 6.0 : Sign notebooks to trust their potentially unsafe contents at load." | |
216 | ), |
|
216 | ), | |
217 | kernelspec=('jupyter_client.kernelspecapp.KernelSpecApp', |
|
217 | kernelspec=('jupyter_client.kernelspecapp.KernelSpecApp', | |
218 | "DEPRECATED, Will be removed in IPython 6.0 : Manage Jupyter kernel specifications." |
|
218 | "DEPRECATED, Will be removed in IPython 6.0 : Manage Jupyter kernel specifications." | |
219 | ), |
|
219 | ), | |
220 | ) |
|
220 | ) | |
221 | subcommands = dict( |
|
221 | subcommands = dict( | |
222 | profile = ("IPython.core.profileapp.ProfileApp", |
|
222 | profile = ("IPython.core.profileapp.ProfileApp", | |
223 | "Create and manage IPython profiles." |
|
223 | "Create and manage IPython profiles." | |
224 | ), |
|
224 | ), | |
225 | kernel = ("ipykernel.kernelapp.IPKernelApp", |
|
225 | kernel = ("ipykernel.kernelapp.IPKernelApp", | |
226 | "Start a kernel without an attached frontend." |
|
226 | "Start a kernel without an attached frontend." | |
227 | ), |
|
227 | ), | |
228 | locate=('IPython.terminal.ipapp.LocateIPythonApp', |
|
228 | locate=('IPython.terminal.ipapp.LocateIPythonApp', | |
229 | LocateIPythonApp.description |
|
229 | LocateIPythonApp.description | |
230 | ), |
|
230 | ), | |
231 | history=('IPython.core.historyapp.HistoryApp', |
|
231 | history=('IPython.core.historyapp.HistoryApp', | |
232 | "Manage the IPython history database." |
|
232 | "Manage the IPython history database." | |
233 | ), |
|
233 | ), | |
234 | ) |
|
234 | ) | |
235 | deprecated_subcommands['install-nbextension'] = ( |
|
235 | deprecated_subcommands['install-nbextension'] = ( | |
236 | "notebook.nbextensions.InstallNBExtensionApp", |
|
236 | "notebook.nbextensions.InstallNBExtensionApp", | |
237 | "DEPRECATED, Will be removed in IPython 6.0 : Install Jupyter notebook extension files" |
|
237 | "DEPRECATED, Will be removed in IPython 6.0 : Install Jupyter notebook extension files" | |
238 | ) |
|
238 | ) | |
239 | subcommands.update(deprecated_subcommands) |
|
239 | subcommands.update(deprecated_subcommands) | |
240 |
|
240 | |||
241 | # *do* autocreate requested profile, but don't create the config file. |
|
241 | # *do* autocreate requested profile, but don't create the config file. | |
242 | auto_create=Bool(True) |
|
242 | auto_create=Bool(True) | |
243 | # configurables |
|
243 | # configurables | |
244 | quick = Bool(False, config=True, |
|
244 | quick = Bool(False, config=True, | |
245 | help="""Start IPython quickly by skipping the loading of config files.""" |
|
245 | help="""Start IPython quickly by skipping the loading of config files.""" | |
246 | ) |
|
246 | ) | |
247 | def _quick_changed(self, name, old, new): |
|
247 | def _quick_changed(self, name, old, new): | |
248 | if new: |
|
248 | if new: | |
249 | self.load_config_file = lambda *a, **kw: None |
|
249 | self.load_config_file = lambda *a, **kw: None | |
250 |
|
250 | |||
251 | display_banner = Bool(True, config=True, |
|
251 | display_banner = Bool(True, config=True, | |
252 | help="Whether to display a banner upon starting IPython." |
|
252 | help="Whether to display a banner upon starting IPython." | |
253 | ) |
|
253 | ) | |
254 |
|
254 | |||
255 | # if there is code of files to run from the cmd line, don't interact |
|
255 | # if there is code of files to run from the cmd line, don't interact | |
256 | # unless the --i flag (App.force_interact) is true. |
|
256 | # unless the --i flag (App.force_interact) is true. | |
257 | force_interact = Bool(False, config=True, |
|
257 | force_interact = Bool(False, config=True, | |
258 | help="""If a command or file is given via the command-line, |
|
258 | help="""If a command or file is given via the command-line, | |
259 | e.g. 'ipython foo.py', start an interactive shell after executing the |
|
259 | e.g. 'ipython foo.py', start an interactive shell after executing the | |
260 | file or command.""" |
|
260 | file or command.""" | |
261 | ) |
|
261 | ) | |
262 | def _force_interact_changed(self, name, old, new): |
|
262 | def _force_interact_changed(self, name, old, new): | |
263 | if new: |
|
263 | if new: | |
264 | self.interact = True |
|
264 | self.interact = True | |
265 |
|
265 | |||
266 | def _file_to_run_changed(self, name, old, new): |
|
266 | def _file_to_run_changed(self, name, old, new): | |
267 | if new: |
|
267 | if new: | |
268 | self.something_to_run = True |
|
268 | self.something_to_run = True | |
269 | if new and not self.force_interact: |
|
269 | if new and not self.force_interact: | |
270 | self.interact = False |
|
270 | self.interact = False | |
271 | _code_to_run_changed = _file_to_run_changed |
|
271 | _code_to_run_changed = _file_to_run_changed | |
272 | _module_to_run_changed = _file_to_run_changed |
|
272 | _module_to_run_changed = _file_to_run_changed | |
273 |
|
273 | |||
274 | # internal, not-configurable |
|
274 | # internal, not-configurable | |
275 | interact=Bool(True) |
|
|||
276 | something_to_run=Bool(False) |
|
275 | something_to_run=Bool(False) | |
277 |
|
276 | |||
278 | def parse_command_line(self, argv=None): |
|
277 | def parse_command_line(self, argv=None): | |
279 | """override to allow old '-pylab' flag with deprecation warning""" |
|
278 | """override to allow old '-pylab' flag with deprecation warning""" | |
280 |
|
279 | |||
281 | argv = sys.argv[1:] if argv is None else argv |
|
280 | argv = sys.argv[1:] if argv is None else argv | |
282 |
|
281 | |||
283 | if '-pylab' in argv: |
|
282 | if '-pylab' in argv: | |
284 | # deprecated `-pylab` given, |
|
283 | # deprecated `-pylab` given, | |
285 | # warn and transform into current syntax |
|
284 | # warn and transform into current syntax | |
286 | argv = argv[:] # copy, don't clobber |
|
285 | argv = argv[:] # copy, don't clobber | |
287 | idx = argv.index('-pylab') |
|
286 | idx = argv.index('-pylab') | |
288 | warn.warn("`-pylab` flag has been deprecated.\n" |
|
287 | warn.warn("`-pylab` flag has been deprecated.\n" | |
289 | " Use `--matplotlib <backend>` and import pylab manually.") |
|
288 | " Use `--matplotlib <backend>` and import pylab manually.") | |
290 | argv[idx] = '--pylab' |
|
289 | argv[idx] = '--pylab' | |
291 |
|
290 | |||
292 | return super(TerminalIPythonApp, self).parse_command_line(argv) |
|
291 | return super(TerminalIPythonApp, self).parse_command_line(argv) | |
293 |
|
292 | |||
294 | @catch_config_error |
|
293 | @catch_config_error | |
295 | def initialize(self, argv=None): |
|
294 | def initialize(self, argv=None): | |
296 | """Do actions after construct, but before starting the app.""" |
|
295 | """Do actions after construct, but before starting the app.""" | |
297 | super(TerminalIPythonApp, self).initialize(argv) |
|
296 | super(TerminalIPythonApp, self).initialize(argv) | |
298 | if self.subapp is not None: |
|
297 | if self.subapp is not None: | |
299 | # don't bother initializing further, starting subapp |
|
298 | # don't bother initializing further, starting subapp | |
300 | return |
|
299 | return | |
301 | # print self.extra_args |
|
300 | # print self.extra_args | |
302 | if self.extra_args and not self.something_to_run: |
|
301 | if self.extra_args and not self.something_to_run: | |
303 | self.file_to_run = self.extra_args[0] |
|
302 | self.file_to_run = self.extra_args[0] | |
304 | self.init_path() |
|
303 | self.init_path() | |
305 | # create the shell |
|
304 | # create the shell | |
306 | self.init_shell() |
|
305 | self.init_shell() | |
307 | # and draw the banner |
|
306 | # and draw the banner | |
308 | self.init_banner() |
|
307 | self.init_banner() | |
309 | # Now a variety of things that happen after the banner is printed. |
|
308 | # Now a variety of things that happen after the banner is printed. | |
310 | self.init_gui_pylab() |
|
309 | self.init_gui_pylab() | |
311 | self.init_extensions() |
|
310 | self.init_extensions() | |
312 | self.init_code() |
|
311 | self.init_code() | |
313 |
|
312 | |||
314 | def init_shell(self): |
|
313 | def init_shell(self): | |
315 | """initialize the InteractiveShell instance""" |
|
314 | """initialize the InteractiveShell instance""" | |
316 | # Create an InteractiveShell instance. |
|
315 | # Create an InteractiveShell instance. | |
317 | # shell.display_banner should always be False for the terminal |
|
316 | # shell.display_banner should always be False for the terminal | |
318 | # based app, because we call shell.show_banner() by hand below |
|
317 | # based app, because we call shell.show_banner() by hand below | |
319 | # so the banner shows *before* all extension loading stuff. |
|
318 | # so the banner shows *before* all extension loading stuff. | |
320 | self.shell = TerminalInteractiveShell.instance(parent=self, |
|
319 | self.shell = TerminalInteractiveShell.instance(parent=self, | |
321 | display_banner=False, profile_dir=self.profile_dir, |
|
320 | display_banner=False, profile_dir=self.profile_dir, | |
322 | ipython_dir=self.ipython_dir, user_ns=self.user_ns) |
|
321 | ipython_dir=self.ipython_dir, user_ns=self.user_ns) | |
323 | self.shell.configurables.append(self) |
|
322 | self.shell.configurables.append(self) | |
324 |
|
323 | |||
325 | def init_banner(self): |
|
324 | def init_banner(self): | |
326 | """optionally display the banner""" |
|
325 | """optionally display the banner""" | |
327 | if self.display_banner and self.interact: |
|
326 | if self.display_banner and self.interact: | |
328 | self.shell.show_banner() |
|
327 | self.shell.show_banner() | |
329 | # Make sure there is a space below the banner. |
|
328 | # Make sure there is a space below the banner. | |
330 | if self.log_level <= logging.INFO: print() |
|
329 | if self.log_level <= logging.INFO: print() | |
331 |
|
330 | |||
332 | def _pylab_changed(self, name, old, new): |
|
331 | def _pylab_changed(self, name, old, new): | |
333 | """Replace --pylab='inline' with --pylab='auto'""" |
|
332 | """Replace --pylab='inline' with --pylab='auto'""" | |
334 | if new == 'inline': |
|
333 | if new == 'inline': | |
335 | warn.warn("'inline' not available as pylab backend, " |
|
334 | warn.warn("'inline' not available as pylab backend, " | |
336 | "using 'auto' instead.") |
|
335 | "using 'auto' instead.") | |
337 | self.pylab = 'auto' |
|
336 | self.pylab = 'auto' | |
338 |
|
337 | |||
339 | def start(self): |
|
338 | def start(self): | |
340 | if self.subapp is not None: |
|
339 | if self.subapp is not None: | |
341 | return self.subapp.start() |
|
340 | return self.subapp.start() | |
342 | # perform any prexec steps: |
|
341 | # perform any prexec steps: | |
343 | if self.interact: |
|
342 | if self.interact: | |
344 | self.log.debug("Starting IPython's mainloop...") |
|
343 | self.log.debug("Starting IPython's mainloop...") | |
345 | self.shell.mainloop() |
|
344 | self.shell.mainloop() | |
346 | else: |
|
345 | else: | |
347 | self.log.debug("IPython not interactive...") |
|
346 | self.log.debug("IPython not interactive...") | |
348 |
|
347 | |||
349 | def load_default_config(ipython_dir=None): |
|
348 | def load_default_config(ipython_dir=None): | |
350 | """Load the default config file from the default ipython_dir. |
|
349 | """Load the default config file from the default ipython_dir. | |
351 |
|
350 | |||
352 | This is useful for embedded shells. |
|
351 | This is useful for embedded shells. | |
353 | """ |
|
352 | """ | |
354 | if ipython_dir is None: |
|
353 | if ipython_dir is None: | |
355 | ipython_dir = get_ipython_dir() |
|
354 | ipython_dir = get_ipython_dir() | |
356 |
|
355 | |||
357 | profile_dir = os.path.join(ipython_dir, 'profile_default') |
|
356 | profile_dir = os.path.join(ipython_dir, 'profile_default') | |
358 |
|
357 | |||
359 | config = Config() |
|
358 | config = Config() | |
360 | for cf in Application._load_config_files("ipython_config", path=profile_dir): |
|
359 | for cf in Application._load_config_files("ipython_config", path=profile_dir): | |
361 | config.update(cf) |
|
360 | config.update(cf) | |
362 |
|
361 | |||
363 | return config |
|
362 | return config | |
364 |
|
363 | |||
365 | launch_new_instance = TerminalIPythonApp.launch_instance |
|
364 | launch_new_instance = TerminalIPythonApp.launch_instance | |
366 |
|
365 | |||
367 |
|
366 | |||
368 | if __name__ == '__main__': |
|
367 | if __name__ == '__main__': | |
369 | launch_new_instance() |
|
368 | launch_new_instance() |
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