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1 | #!/usr/bin/env python |
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2 |
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1 | # encoding: utf-8 | |
3 | """ |
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2 | """ | |
4 | The :class:`~traitlets.config.application.Application` object for the command |
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3 | The :class:`~traitlets.config.application.Application` object for the command | |
5 | line :command:`ipython` program. |
|
4 | line :command:`ipython` program. | |
6 | """ |
|
5 | """ | |
7 |
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6 | |||
8 | # Copyright (c) IPython Development Team. |
|
7 | # Copyright (c) IPython Development Team. | |
9 | # Distributed under the terms of the Modified BSD License. |
|
8 | # Distributed under the terms of the Modified BSD License. | |
10 |
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9 | |||
11 |
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10 | |||
12 | import logging |
|
11 | import logging | |
13 | import os |
|
12 | import os | |
14 | import sys |
|
13 | import sys | |
15 | import warnings |
|
14 | import warnings | |
16 |
|
15 | |||
17 | from traitlets.config.loader import Config |
|
16 | from traitlets.config.loader import Config | |
18 | from traitlets.config.application import boolean_flag, catch_config_error |
|
17 | from traitlets.config.application import boolean_flag, catch_config_error | |
19 | from IPython.core import release |
|
18 | from IPython.core import release | |
20 | from IPython.core import usage |
|
19 | from IPython.core import usage | |
21 | from IPython.core.completer import IPCompleter |
|
20 | from IPython.core.completer import IPCompleter | |
22 | from IPython.core.crashhandler import CrashHandler |
|
21 | from IPython.core.crashhandler import CrashHandler | |
23 | from IPython.core.formatters import PlainTextFormatter |
|
22 | from IPython.core.formatters import PlainTextFormatter | |
24 | from IPython.core.history import HistoryManager |
|
23 | from IPython.core.history import HistoryManager | |
25 | from IPython.core.application import ( |
|
24 | from IPython.core.application import ( | |
26 | ProfileDir, BaseIPythonApplication, base_flags, base_aliases |
|
25 | ProfileDir, BaseIPythonApplication, base_flags, base_aliases | |
27 | ) |
|
26 | ) | |
28 | from IPython.core.magic import MagicsManager |
|
27 | from IPython.core.magic import MagicsManager | |
29 | from IPython.core.magics import ( |
|
28 | from IPython.core.magics import ( | |
30 | ScriptMagics, LoggingMagics |
|
29 | ScriptMagics, LoggingMagics | |
31 | ) |
|
30 | ) | |
32 | from IPython.core.shellapp import ( |
|
31 | from IPython.core.shellapp import ( | |
33 | InteractiveShellApp, shell_flags, shell_aliases |
|
32 | InteractiveShellApp, shell_flags, shell_aliases | |
34 | ) |
|
33 | ) | |
35 | from IPython.extensions.storemagic import StoreMagics |
|
34 | from IPython.extensions.storemagic import StoreMagics | |
36 | from .interactiveshell import TerminalInteractiveShell |
|
35 | from .interactiveshell import TerminalInteractiveShell | |
37 | from IPython.paths import get_ipython_dir |
|
36 | from IPython.paths import get_ipython_dir | |
38 | from traitlets import ( |
|
37 | from traitlets import ( | |
39 | Bool, List, default, observe, Type |
|
38 | Bool, List, default, observe, Type | |
40 | ) |
|
39 | ) | |
41 |
|
40 | |||
42 | #----------------------------------------------------------------------------- |
|
41 | #----------------------------------------------------------------------------- | |
43 | # Globals, utilities and helpers |
|
42 | # Globals, utilities and helpers | |
44 | #----------------------------------------------------------------------------- |
|
43 | #----------------------------------------------------------------------------- | |
45 |
|
44 | |||
46 | _examples = """ |
|
45 | _examples = """ | |
47 | ipython --matplotlib # enable matplotlib integration |
|
46 | ipython --matplotlib # enable matplotlib integration | |
48 | ipython --matplotlib=qt # enable matplotlib integration with qt4 backend |
|
47 | ipython --matplotlib=qt # enable matplotlib integration with qt4 backend | |
49 |
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48 | |||
50 | ipython --log-level=DEBUG # set logging to DEBUG |
|
49 | ipython --log-level=DEBUG # set logging to DEBUG | |
51 | ipython --profile=foo # start with profile foo |
|
50 | ipython --profile=foo # start with profile foo | |
52 |
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51 | |||
53 | ipython profile create foo # create profile foo w/ default config files |
|
52 | ipython profile create foo # create profile foo w/ default config files | |
54 | ipython help profile # show the help for the profile subcmd |
|
53 | ipython help profile # show the help for the profile subcmd | |
55 |
|
54 | |||
56 | ipython locate # print the path to the IPython directory |
|
55 | ipython locate # print the path to the IPython directory | |
57 | ipython locate profile foo # print the path to the directory for profile `foo` |
|
56 | ipython locate profile foo # print the path to the directory for profile `foo` | |
58 | """ |
|
57 | """ | |
59 |
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58 | |||
60 | #----------------------------------------------------------------------------- |
|
59 | #----------------------------------------------------------------------------- | |
61 | # Crash handler for this application |
|
60 | # Crash handler for this application | |
62 | #----------------------------------------------------------------------------- |
|
61 | #----------------------------------------------------------------------------- | |
63 |
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62 | |||
64 | class IPAppCrashHandler(CrashHandler): |
|
63 | class IPAppCrashHandler(CrashHandler): | |
65 | """sys.excepthook for IPython itself, leaves a detailed report on disk.""" |
|
64 | """sys.excepthook for IPython itself, leaves a detailed report on disk.""" | |
66 |
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65 | |||
67 | def __init__(self, app): |
|
66 | def __init__(self, app): | |
68 | contact_name = release.author |
|
67 | contact_name = release.author | |
69 | contact_email = release.author_email |
|
68 | contact_email = release.author_email | |
70 | bug_tracker = 'https://github.com/ipython/ipython/issues' |
|
69 | bug_tracker = 'https://github.com/ipython/ipython/issues' | |
71 | super(IPAppCrashHandler,self).__init__( |
|
70 | super(IPAppCrashHandler,self).__init__( | |
72 | app, contact_name, contact_email, bug_tracker |
|
71 | app, contact_name, contact_email, bug_tracker | |
73 | ) |
|
72 | ) | |
74 |
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73 | |||
75 | def make_report(self,traceback): |
|
74 | def make_report(self,traceback): | |
76 | """Return a string containing a crash report.""" |
|
75 | """Return a string containing a crash report.""" | |
77 |
|
76 | |||
78 | sec_sep = self.section_sep |
|
77 | sec_sep = self.section_sep | |
79 | # Start with parent report |
|
78 | # Start with parent report | |
80 | report = [super(IPAppCrashHandler, self).make_report(traceback)] |
|
79 | report = [super(IPAppCrashHandler, self).make_report(traceback)] | |
81 | # Add interactive-specific info we may have |
|
80 | # Add interactive-specific info we may have | |
82 | rpt_add = report.append |
|
81 | rpt_add = report.append | |
83 | try: |
|
82 | try: | |
84 | rpt_add(sec_sep+"History of session input:") |
|
83 | rpt_add(sec_sep+"History of session input:") | |
85 | for line in self.app.shell.user_ns['_ih']: |
|
84 | for line in self.app.shell.user_ns['_ih']: | |
86 | rpt_add(line) |
|
85 | rpt_add(line) | |
87 | rpt_add('\n*** Last line of input (may not be in above history):\n') |
|
86 | rpt_add('\n*** Last line of input (may not be in above history):\n') | |
88 | rpt_add(self.app.shell._last_input_line+'\n') |
|
87 | rpt_add(self.app.shell._last_input_line+'\n') | |
89 | except: |
|
88 | except: | |
90 | pass |
|
89 | pass | |
91 |
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90 | |||
92 | return ''.join(report) |
|
91 | return ''.join(report) | |
93 |
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92 | |||
94 | #----------------------------------------------------------------------------- |
|
93 | #----------------------------------------------------------------------------- | |
95 | # Aliases and Flags |
|
94 | # Aliases and Flags | |
96 | #----------------------------------------------------------------------------- |
|
95 | #----------------------------------------------------------------------------- | |
97 | flags = dict(base_flags) |
|
96 | flags = dict(base_flags) | |
98 | flags.update(shell_flags) |
|
97 | flags.update(shell_flags) | |
99 | frontend_flags = {} |
|
98 | frontend_flags = {} | |
100 | addflag = lambda *args: frontend_flags.update(boolean_flag(*args)) |
|
99 | addflag = lambda *args: frontend_flags.update(boolean_flag(*args)) | |
101 | addflag('autoedit-syntax', 'TerminalInteractiveShell.autoedit_syntax', |
|
100 | addflag('autoedit-syntax', 'TerminalInteractiveShell.autoedit_syntax', | |
102 | 'Turn on auto editing of files with syntax errors.', |
|
101 | 'Turn on auto editing of files with syntax errors.', | |
103 | 'Turn off auto editing of files with syntax errors.' |
|
102 | 'Turn off auto editing of files with syntax errors.' | |
104 | ) |
|
103 | ) | |
105 | addflag('simple-prompt', 'TerminalInteractiveShell.simple_prompt', |
|
104 | addflag('simple-prompt', 'TerminalInteractiveShell.simple_prompt', | |
106 | "Force simple minimal prompt using `raw_input`", |
|
105 | "Force simple minimal prompt using `raw_input`", | |
107 | "Use a rich interactive prompt with prompt_toolkit", |
|
106 | "Use a rich interactive prompt with prompt_toolkit", | |
108 | ) |
|
107 | ) | |
109 |
|
108 | |||
110 | addflag('banner', 'TerminalIPythonApp.display_banner', |
|
109 | addflag('banner', 'TerminalIPythonApp.display_banner', | |
111 | "Display a banner upon starting IPython.", |
|
110 | "Display a banner upon starting IPython.", | |
112 | "Don't display a banner upon starting IPython." |
|
111 | "Don't display a banner upon starting IPython." | |
113 | ) |
|
112 | ) | |
114 | addflag('confirm-exit', 'TerminalInteractiveShell.confirm_exit', |
|
113 | addflag('confirm-exit', 'TerminalInteractiveShell.confirm_exit', | |
115 | """Set to confirm when you try to exit IPython with an EOF (Control-D |
|
114 | """Set to confirm when you try to exit IPython with an EOF (Control-D | |
116 | in Unix, Control-Z/Enter in Windows). By typing 'exit' or 'quit', |
|
115 | in Unix, Control-Z/Enter in Windows). By typing 'exit' or 'quit', | |
117 | you can force a direct exit without any confirmation.""", |
|
116 | you can force a direct exit without any confirmation.""", | |
118 | "Don't prompt the user when exiting." |
|
117 | "Don't prompt the user when exiting." | |
119 | ) |
|
118 | ) | |
120 | addflag('term-title', 'TerminalInteractiveShell.term_title', |
|
119 | addflag('term-title', 'TerminalInteractiveShell.term_title', | |
121 | "Enable auto setting the terminal title.", |
|
120 | "Enable auto setting the terminal title.", | |
122 | "Disable auto setting the terminal title." |
|
121 | "Disable auto setting the terminal title." | |
123 | ) |
|
122 | ) | |
124 | classic_config = Config() |
|
123 | classic_config = Config() | |
125 | classic_config.InteractiveShell.cache_size = 0 |
|
124 | classic_config.InteractiveShell.cache_size = 0 | |
126 | classic_config.PlainTextFormatter.pprint = False |
|
125 | classic_config.PlainTextFormatter.pprint = False | |
127 | classic_config.TerminalInteractiveShell.prompts_class='IPython.terminal.prompts.ClassicPrompts' |
|
126 | classic_config.TerminalInteractiveShell.prompts_class='IPython.terminal.prompts.ClassicPrompts' | |
128 | classic_config.InteractiveShell.separate_in = '' |
|
127 | classic_config.InteractiveShell.separate_in = '' | |
129 | classic_config.InteractiveShell.separate_out = '' |
|
128 | classic_config.InteractiveShell.separate_out = '' | |
130 | classic_config.InteractiveShell.separate_out2 = '' |
|
129 | classic_config.InteractiveShell.separate_out2 = '' | |
131 | classic_config.InteractiveShell.colors = 'NoColor' |
|
130 | classic_config.InteractiveShell.colors = 'NoColor' | |
132 | classic_config.InteractiveShell.xmode = 'Plain' |
|
131 | classic_config.InteractiveShell.xmode = 'Plain' | |
133 |
|
132 | |||
134 | frontend_flags['classic']=( |
|
133 | frontend_flags['classic']=( | |
135 | classic_config, |
|
134 | classic_config, | |
136 | "Gives IPython a similar feel to the classic Python prompt." |
|
135 | "Gives IPython a similar feel to the classic Python prompt." | |
137 | ) |
|
136 | ) | |
138 | # # log doesn't make so much sense this way anymore |
|
137 | # # log doesn't make so much sense this way anymore | |
139 | # paa('--log','-l', |
|
138 | # paa('--log','-l', | |
140 | # action='store_true', dest='InteractiveShell.logstart', |
|
139 | # action='store_true', dest='InteractiveShell.logstart', | |
141 | # help="Start logging to the default log file (./ipython_log.py).") |
|
140 | # help="Start logging to the default log file (./ipython_log.py).") | |
142 | # |
|
141 | # | |
143 | # # quick is harder to implement |
|
142 | # # quick is harder to implement | |
144 | frontend_flags['quick']=( |
|
143 | frontend_flags['quick']=( | |
145 | {'TerminalIPythonApp' : {'quick' : True}}, |
|
144 | {'TerminalIPythonApp' : {'quick' : True}}, | |
146 | "Enable quick startup with no config files." |
|
145 | "Enable quick startup with no config files." | |
147 | ) |
|
146 | ) | |
148 |
|
147 | |||
149 | frontend_flags['i'] = ( |
|
148 | frontend_flags['i'] = ( | |
150 | {'TerminalIPythonApp' : {'force_interact' : True}}, |
|
149 | {'TerminalIPythonApp' : {'force_interact' : True}}, | |
151 | """If running code from the command line, become interactive afterwards. |
|
150 | """If running code from the command line, become interactive afterwards. | |
152 | It is often useful to follow this with `--` to treat remaining flags as |
|
151 | It is often useful to follow this with `--` to treat remaining flags as | |
153 | script arguments. |
|
152 | script arguments. | |
154 | """ |
|
153 | """ | |
155 | ) |
|
154 | ) | |
156 | flags.update(frontend_flags) |
|
155 | flags.update(frontend_flags) | |
157 |
|
156 | |||
158 | aliases = dict(base_aliases) |
|
157 | aliases = dict(base_aliases) | |
159 | aliases.update(shell_aliases) # type: ignore[arg-type] |
|
158 | aliases.update(shell_aliases) # type: ignore[arg-type] | |
160 |
|
159 | |||
161 | #----------------------------------------------------------------------------- |
|
160 | #----------------------------------------------------------------------------- | |
162 | # Main classes and functions |
|
161 | # Main classes and functions | |
163 | #----------------------------------------------------------------------------- |
|
162 | #----------------------------------------------------------------------------- | |
164 |
|
163 | |||
165 |
|
164 | |||
166 | class LocateIPythonApp(BaseIPythonApplication): |
|
165 | class LocateIPythonApp(BaseIPythonApplication): | |
167 | description = """print the path to the IPython dir""" |
|
166 | description = """print the path to the IPython dir""" | |
168 | subcommands = dict( |
|
167 | subcommands = dict( | |
169 | profile=('IPython.core.profileapp.ProfileLocate', |
|
168 | profile=('IPython.core.profileapp.ProfileLocate', | |
170 | "print the path to an IPython profile directory", |
|
169 | "print the path to an IPython profile directory", | |
171 | ), |
|
170 | ), | |
172 | ) |
|
171 | ) | |
173 | def start(self): |
|
172 | def start(self): | |
174 | if self.subapp is not None: |
|
173 | if self.subapp is not None: | |
175 | return self.subapp.start() |
|
174 | return self.subapp.start() | |
176 | else: |
|
175 | else: | |
177 | print(self.ipython_dir) |
|
176 | print(self.ipython_dir) | |
178 |
|
177 | |||
179 |
|
178 | |||
180 | class TerminalIPythonApp(BaseIPythonApplication, InteractiveShellApp): |
|
179 | class TerminalIPythonApp(BaseIPythonApplication, InteractiveShellApp): | |
181 | name = u'ipython' |
|
180 | name = u'ipython' | |
182 | description = usage.cl_usage |
|
181 | description = usage.cl_usage | |
183 | crash_handler_class = IPAppCrashHandler # typing: ignore[assignment] |
|
182 | crash_handler_class = IPAppCrashHandler # typing: ignore[assignment] | |
184 | examples = _examples |
|
183 | examples = _examples | |
185 |
|
184 | |||
186 | flags = flags |
|
185 | flags = flags | |
187 | aliases = aliases |
|
186 | aliases = aliases | |
188 | classes = List() |
|
187 | classes = List() | |
189 |
|
188 | |||
190 | interactive_shell_class = Type( |
|
189 | interactive_shell_class = Type( | |
191 | klass=object, # use default_value otherwise which only allow subclasses. |
|
190 | klass=object, # use default_value otherwise which only allow subclasses. | |
192 | default_value=TerminalInteractiveShell, |
|
191 | default_value=TerminalInteractiveShell, | |
193 | help="Class to use to instantiate the TerminalInteractiveShell object. Useful for custom Frontends" |
|
192 | help="Class to use to instantiate the TerminalInteractiveShell object. Useful for custom Frontends" | |
194 | ).tag(config=True) |
|
193 | ).tag(config=True) | |
195 |
|
194 | |||
196 | @default('classes') |
|
195 | @default('classes') | |
197 | def _classes_default(self): |
|
196 | def _classes_default(self): | |
198 | """This has to be in a method, for TerminalIPythonApp to be available.""" |
|
197 | """This has to be in a method, for TerminalIPythonApp to be available.""" | |
199 | return [ |
|
198 | return [ | |
200 | InteractiveShellApp, # ShellApp comes before TerminalApp, because |
|
199 | InteractiveShellApp, # ShellApp comes before TerminalApp, because | |
201 | self.__class__, # it will also affect subclasses (e.g. QtConsole) |
|
200 | self.__class__, # it will also affect subclasses (e.g. QtConsole) | |
202 | TerminalInteractiveShell, |
|
201 | TerminalInteractiveShell, | |
203 | HistoryManager, |
|
202 | HistoryManager, | |
204 | MagicsManager, |
|
203 | MagicsManager, | |
205 | ProfileDir, |
|
204 | ProfileDir, | |
206 | PlainTextFormatter, |
|
205 | PlainTextFormatter, | |
207 | IPCompleter, |
|
206 | IPCompleter, | |
208 | ScriptMagics, |
|
207 | ScriptMagics, | |
209 | LoggingMagics, |
|
208 | LoggingMagics, | |
210 | StoreMagics, |
|
209 | StoreMagics, | |
211 | ] |
|
210 | ] | |
212 |
|
211 | |||
213 | subcommands = dict( |
|
212 | subcommands = dict( | |
214 | profile = ("IPython.core.profileapp.ProfileApp", |
|
213 | profile = ("IPython.core.profileapp.ProfileApp", | |
215 | "Create and manage IPython profiles." |
|
214 | "Create and manage IPython profiles." | |
216 | ), |
|
215 | ), | |
217 | kernel = ("ipykernel.kernelapp.IPKernelApp", |
|
216 | kernel = ("ipykernel.kernelapp.IPKernelApp", | |
218 | "Start a kernel without an attached frontend." |
|
217 | "Start a kernel without an attached frontend." | |
219 | ), |
|
218 | ), | |
220 | locate=('IPython.terminal.ipapp.LocateIPythonApp', |
|
219 | locate=('IPython.terminal.ipapp.LocateIPythonApp', | |
221 | LocateIPythonApp.description |
|
220 | LocateIPythonApp.description | |
222 | ), |
|
221 | ), | |
223 | history=('IPython.core.historyapp.HistoryApp', |
|
222 | history=('IPython.core.historyapp.HistoryApp', | |
224 | "Manage the IPython history database." |
|
223 | "Manage the IPython history database." | |
225 | ), |
|
224 | ), | |
226 | ) |
|
225 | ) | |
227 |
|
226 | |||
228 |
|
227 | |||
229 | # *do* autocreate requested profile, but don't create the config file. |
|
228 | # *do* autocreate requested profile, but don't create the config file. | |
230 | auto_create=Bool(True) |
|
229 | auto_create=Bool(True) | |
231 | # configurables |
|
230 | # configurables | |
232 | quick = Bool(False, |
|
231 | quick = Bool(False, | |
233 | help="""Start IPython quickly by skipping the loading of config files.""" |
|
232 | help="""Start IPython quickly by skipping the loading of config files.""" | |
234 | ).tag(config=True) |
|
233 | ).tag(config=True) | |
235 | @observe('quick') |
|
234 | @observe('quick') | |
236 | def _quick_changed(self, change): |
|
235 | def _quick_changed(self, change): | |
237 | if change['new']: |
|
236 | if change['new']: | |
238 | self.load_config_file = lambda *a, **kw: None |
|
237 | self.load_config_file = lambda *a, **kw: None | |
239 |
|
238 | |||
240 | display_banner = Bool(True, |
|
239 | display_banner = Bool(True, | |
241 | help="Whether to display a banner upon starting IPython." |
|
240 | help="Whether to display a banner upon starting IPython." | |
242 | ).tag(config=True) |
|
241 | ).tag(config=True) | |
243 |
|
242 | |||
244 | # if there is code of files to run from the cmd line, don't interact |
|
243 | # if there is code of files to run from the cmd line, don't interact | |
245 | # unless the --i flag (App.force_interact) is true. |
|
244 | # unless the --i flag (App.force_interact) is true. | |
246 | force_interact = Bool(False, |
|
245 | force_interact = Bool(False, | |
247 | help="""If a command or file is given via the command-line, |
|
246 | help="""If a command or file is given via the command-line, | |
248 | e.g. 'ipython foo.py', start an interactive shell after executing the |
|
247 | e.g. 'ipython foo.py', start an interactive shell after executing the | |
249 | file or command.""" |
|
248 | file or command.""" | |
250 | ).tag(config=True) |
|
249 | ).tag(config=True) | |
251 | @observe('force_interact') |
|
250 | @observe('force_interact') | |
252 | def _force_interact_changed(self, change): |
|
251 | def _force_interact_changed(self, change): | |
253 | if change['new']: |
|
252 | if change['new']: | |
254 | self.interact = True |
|
253 | self.interact = True | |
255 |
|
254 | |||
256 | @observe('file_to_run', 'code_to_run', 'module_to_run') |
|
255 | @observe('file_to_run', 'code_to_run', 'module_to_run') | |
257 | def _file_to_run_changed(self, change): |
|
256 | def _file_to_run_changed(self, change): | |
258 | new = change['new'] |
|
257 | new = change['new'] | |
259 | if new: |
|
258 | if new: | |
260 | self.something_to_run = True |
|
259 | self.something_to_run = True | |
261 | if new and not self.force_interact: |
|
260 | if new and not self.force_interact: | |
262 | self.interact = False |
|
261 | self.interact = False | |
263 |
|
262 | |||
264 | # internal, not-configurable |
|
263 | # internal, not-configurable | |
265 | something_to_run=Bool(False) |
|
264 | something_to_run=Bool(False) | |
266 |
|
265 | |||
267 | @catch_config_error |
|
266 | @catch_config_error | |
268 | def initialize(self, argv=None): |
|
267 | def initialize(self, argv=None): | |
269 | """Do actions after construct, but before starting the app.""" |
|
268 | """Do actions after construct, but before starting the app.""" | |
270 | super(TerminalIPythonApp, self).initialize(argv) |
|
269 | super(TerminalIPythonApp, self).initialize(argv) | |
271 | if self.subapp is not None: |
|
270 | if self.subapp is not None: | |
272 | # don't bother initializing further, starting subapp |
|
271 | # don't bother initializing further, starting subapp | |
273 | return |
|
272 | return | |
274 | # print self.extra_args |
|
273 | # print self.extra_args | |
275 | if self.extra_args and not self.something_to_run: |
|
274 | if self.extra_args and not self.something_to_run: | |
276 | self.file_to_run = self.extra_args[0] |
|
275 | self.file_to_run = self.extra_args[0] | |
277 | self.init_path() |
|
276 | self.init_path() | |
278 | # create the shell |
|
277 | # create the shell | |
279 | self.init_shell() |
|
278 | self.init_shell() | |
280 | # and draw the banner |
|
279 | # and draw the banner | |
281 | self.init_banner() |
|
280 | self.init_banner() | |
282 | # Now a variety of things that happen after the banner is printed. |
|
281 | # Now a variety of things that happen after the banner is printed. | |
283 | self.init_gui_pylab() |
|
282 | self.init_gui_pylab() | |
284 | self.init_extensions() |
|
283 | self.init_extensions() | |
285 | self.init_code() |
|
284 | self.init_code() | |
286 |
|
285 | |||
287 | def init_shell(self): |
|
286 | def init_shell(self): | |
288 | """initialize the InteractiveShell instance""" |
|
287 | """initialize the InteractiveShell instance""" | |
289 | # Create an InteractiveShell instance. |
|
288 | # Create an InteractiveShell instance. | |
290 | # shell.display_banner should always be False for the terminal |
|
289 | # shell.display_banner should always be False for the terminal | |
291 | # based app, because we call shell.show_banner() by hand below |
|
290 | # based app, because we call shell.show_banner() by hand below | |
292 | # so the banner shows *before* all extension loading stuff. |
|
291 | # so the banner shows *before* all extension loading stuff. | |
293 | self.shell = self.interactive_shell_class.instance(parent=self, |
|
292 | self.shell = self.interactive_shell_class.instance(parent=self, | |
294 | profile_dir=self.profile_dir, |
|
293 | profile_dir=self.profile_dir, | |
295 | ipython_dir=self.ipython_dir, user_ns=self.user_ns) |
|
294 | ipython_dir=self.ipython_dir, user_ns=self.user_ns) | |
296 | self.shell.configurables.append(self) |
|
295 | self.shell.configurables.append(self) | |
297 |
|
296 | |||
298 | def init_banner(self): |
|
297 | def init_banner(self): | |
299 | """optionally display the banner""" |
|
298 | """optionally display the banner""" | |
300 | if self.display_banner and self.interact: |
|
299 | if self.display_banner and self.interact: | |
301 | self.shell.show_banner() |
|
300 | self.shell.show_banner() | |
302 | # Make sure there is a space below the banner. |
|
301 | # Make sure there is a space below the banner. | |
303 | if self.log_level <= logging.INFO: print() |
|
302 | if self.log_level <= logging.INFO: print() | |
304 |
|
303 | |||
305 | def _pylab_changed(self, name, old, new): |
|
304 | def _pylab_changed(self, name, old, new): | |
306 | """Replace --pylab='inline' with --pylab='auto'""" |
|
305 | """Replace --pylab='inline' with --pylab='auto'""" | |
307 | if new == 'inline': |
|
306 | if new == 'inline': | |
308 | warnings.warn("'inline' not available as pylab backend, " |
|
307 | warnings.warn("'inline' not available as pylab backend, " | |
309 | "using 'auto' instead.") |
|
308 | "using 'auto' instead.") | |
310 | self.pylab = 'auto' |
|
309 | self.pylab = 'auto' | |
311 |
|
310 | |||
312 | def start(self): |
|
311 | def start(self): | |
313 | if self.subapp is not None: |
|
312 | if self.subapp is not None: | |
314 | return self.subapp.start() |
|
313 | return self.subapp.start() | |
315 | # perform any prexec steps: |
|
314 | # perform any prexec steps: | |
316 | if self.interact: |
|
315 | if self.interact: | |
317 | self.log.debug("Starting IPython's mainloop...") |
|
316 | self.log.debug("Starting IPython's mainloop...") | |
318 | self.shell.mainloop() |
|
317 | self.shell.mainloop() | |
319 | else: |
|
318 | else: | |
320 | self.log.debug("IPython not interactive...") |
|
319 | self.log.debug("IPython not interactive...") | |
321 | self.shell.restore_term_title() |
|
320 | self.shell.restore_term_title() | |
322 | if not self.shell.last_execution_succeeded: |
|
321 | if not self.shell.last_execution_succeeded: | |
323 | sys.exit(1) |
|
322 | sys.exit(1) | |
324 |
|
323 | |||
325 | def load_default_config(ipython_dir=None): |
|
324 | def load_default_config(ipython_dir=None): | |
326 | """Load the default config file from the default ipython_dir. |
|
325 | """Load the default config file from the default ipython_dir. | |
327 |
|
326 | |||
328 | This is useful for embedded shells. |
|
327 | This is useful for embedded shells. | |
329 | """ |
|
328 | """ | |
330 | if ipython_dir is None: |
|
329 | if ipython_dir is None: | |
331 | ipython_dir = get_ipython_dir() |
|
330 | ipython_dir = get_ipython_dir() | |
332 |
|
331 | |||
333 | profile_dir = os.path.join(ipython_dir, 'profile_default') |
|
332 | profile_dir = os.path.join(ipython_dir, 'profile_default') | |
334 | app = TerminalIPythonApp() |
|
333 | app = TerminalIPythonApp() | |
335 | app.config_file_paths.append(profile_dir) |
|
334 | app.config_file_paths.append(profile_dir) | |
336 | app.load_config_file() |
|
335 | app.load_config_file() | |
337 | return app.config |
|
336 | return app.config | |
338 |
|
337 | |||
339 | launch_new_instance = TerminalIPythonApp.launch_instance |
|
338 | launch_new_instance = TerminalIPythonApp.launch_instance | |
340 |
|
||||
341 |
|
||||
342 | if __name__ == '__main__': |
|
|||
343 | launch_new_instance() |
|
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