Show More
@@ -1,350 +1,358 b'' | |||||
1 | """ |
|
1 | """ | |
2 | IPython extension: autoreload modules before executing the next line |
|
2 | IPython extension: autoreload modules before executing the next line | |
3 |
|
3 | |||
4 | Try:: |
|
4 | Try:: | |
5 |
|
5 | |||
6 | %autoreload? |
|
6 | %autoreload? | |
7 |
|
7 | |||
8 | for documentation. |
|
8 | for documentation. | |
9 | """ |
|
9 | """ | |
10 |
|
10 | |||
11 | # Pauli Virtanen <pav@iki.fi>, 2008. |
|
11 | # Pauli Virtanen <pav@iki.fi>, 2008. | |
12 | # Thomas Heller, 2000. |
|
12 | # Thomas Heller, 2000. | |
13 | # |
|
13 | # | |
14 | # This IPython module is written by Pauli Virtanen, based on the autoreload |
|
14 | # This IPython module is written by Pauli Virtanen, based on the autoreload | |
15 | # code by Thomas Heller. |
|
15 | # code by Thomas Heller. | |
16 |
|
16 | |||
17 | #------------------------------------------------------------------------------ |
|
17 | #------------------------------------------------------------------------------ | |
18 | # Autoreload functionality |
|
18 | # Autoreload functionality | |
19 | #------------------------------------------------------------------------------ |
|
19 | #------------------------------------------------------------------------------ | |
20 |
|
20 | |||
21 | import time, os, threading, sys, types, imp, inspect, traceback, atexit |
|
21 | import time, os, threading, sys, types, imp, inspect, traceback, atexit | |
22 | import weakref |
|
22 | import weakref | |
23 |
|
23 | |||
24 | def _get_compiled_ext(): |
|
24 | def _get_compiled_ext(): | |
25 | """Official way to get the extension of compiled files (.pyc or .pyo)""" |
|
25 | """Official way to get the extension of compiled files (.pyc or .pyo)""" | |
26 | for ext, mode, typ in imp.get_suffixes(): |
|
26 | for ext, mode, typ in imp.get_suffixes(): | |
27 | if typ == imp.PY_COMPILED: |
|
27 | if typ == imp.PY_COMPILED: | |
28 | return ext |
|
28 | return ext | |
29 |
|
29 | |||
30 | PY_COMPILED_EXT = _get_compiled_ext() |
|
30 | PY_COMPILED_EXT = _get_compiled_ext() | |
31 |
|
31 | |||
32 | class ModuleReloader(object): |
|
32 | class ModuleReloader(object): | |
33 | failed = {} |
|
33 | failed = {} | |
34 | """Modules that failed to reload: {module: mtime-on-failed-reload, ...}""" |
|
34 | """Modules that failed to reload: {module: mtime-on-failed-reload, ...}""" | |
35 |
|
35 | |||
36 | modules = {} |
|
36 | modules = {} | |
37 | """Modules specially marked as autoreloadable.""" |
|
37 | """Modules specially marked as autoreloadable.""" | |
38 |
|
38 | |||
39 | skip_modules = {} |
|
39 | skip_modules = {} | |
40 | """Modules specially marked as not autoreloadable.""" |
|
40 | """Modules specially marked as not autoreloadable.""" | |
41 |
|
41 | |||
42 | check_all = True |
|
42 | check_all = True | |
43 | """Autoreload all modules, not just those listed in 'modules'""" |
|
43 | """Autoreload all modules, not just those listed in 'modules'""" | |
44 |
|
44 | |||
45 | old_objects = {} |
|
45 | old_objects = {} | |
46 | """(module-name, name) -> weakref, for replacing old code objects""" |
|
46 | """(module-name, name) -> weakref, for replacing old code objects""" | |
47 |
|
47 | |||
48 | def check(self, check_all=False): |
|
48 | def check(self, check_all=False): | |
49 | """Check whether some modules need to be reloaded.""" |
|
49 | """Check whether some modules need to be reloaded.""" | |
50 |
|
50 | |||
51 | if check_all or self.check_all: |
|
51 | if check_all or self.check_all: | |
52 | modules = sys.modules.keys() |
|
52 | modules = sys.modules.keys() | |
53 | else: |
|
53 | else: | |
54 | modules = self.modules.keys() |
|
54 | modules = self.modules.keys() | |
55 |
|
55 | |||
56 | for modname in modules: |
|
56 | for modname in modules: | |
57 | m = sys.modules.get(modname, None) |
|
57 | m = sys.modules.get(modname, None) | |
58 |
|
58 | |||
59 | if modname in self.skip_modules: |
|
59 | if modname in self.skip_modules: | |
60 | continue |
|
60 | continue | |
61 |
|
61 | |||
62 | if not hasattr(m, '__file__'): |
|
62 | if not hasattr(m, '__file__'): | |
63 | continue |
|
63 | continue | |
64 |
|
64 | |||
65 | if m.__name__ == '__main__': |
|
65 | if m.__name__ == '__main__': | |
66 | # we cannot reload(__main__) |
|
66 | # we cannot reload(__main__) | |
67 | continue |
|
67 | continue | |
68 |
|
68 | |||
69 | filename = m.__file__ |
|
69 | filename = m.__file__ | |
70 | dirname = os.path.dirname(filename) |
|
70 | dirname = os.path.dirname(filename) | |
71 | path, ext = os.path.splitext(filename) |
|
71 | path, ext = os.path.splitext(filename) | |
72 |
|
72 | |||
73 | if ext.lower() == '.py': |
|
73 | if ext.lower() == '.py': | |
74 | ext = PY_COMPILED_EXT |
|
74 | ext = PY_COMPILED_EXT | |
75 | filename = os.path.join(dirname, path + PY_COMPILED_EXT) |
|
75 | filename = os.path.join(dirname, path + PY_COMPILED_EXT) | |
76 |
|
76 | |||
77 | if ext != PY_COMPILED_EXT: |
|
77 | if ext != PY_COMPILED_EXT: | |
78 | continue |
|
78 | continue | |
79 |
|
79 | |||
80 | try: |
|
80 | try: | |
81 | pymtime = os.stat(filename[:-1]).st_mtime |
|
81 | pymtime = os.stat(filename[:-1]).st_mtime | |
82 | if pymtime <= os.stat(filename).st_mtime: |
|
82 | if pymtime <= os.stat(filename).st_mtime: | |
83 | continue |
|
83 | continue | |
84 | if self.failed.get(filename[:-1], None) == pymtime: |
|
84 | if self.failed.get(filename[:-1], None) == pymtime: | |
85 | continue |
|
85 | continue | |
86 | except OSError: |
|
86 | except OSError: | |
87 | continue |
|
87 | continue | |
88 |
|
88 | |||
89 | try: |
|
89 | try: | |
90 | superreload(m, reload, self.old_objects) |
|
90 | superreload(m, reload, self.old_objects) | |
91 | if filename[:-1] in self.failed: |
|
91 | if filename[:-1] in self.failed: | |
92 | del self.failed[filename[:-1]] |
|
92 | del self.failed[filename[:-1]] | |
93 | except: |
|
93 | except: | |
94 | print >> sys.stderr, "[autoreload of %s failed: %s]" % ( |
|
94 | print >> sys.stderr, "[autoreload of %s failed: %s]" % ( | |
95 | modname, traceback.format_exc(1)) |
|
95 | modname, traceback.format_exc(1)) | |
96 | self.failed[filename[:-1]] = pymtime |
|
96 | self.failed[filename[:-1]] = pymtime | |
97 |
|
97 | |||
98 | #------------------------------------------------------------------------------ |
|
98 | #------------------------------------------------------------------------------ | |
99 | # superreload |
|
99 | # superreload | |
100 | #------------------------------------------------------------------------------ |
|
100 | #------------------------------------------------------------------------------ | |
101 |
|
101 | |||
102 | def update_function(old, new): |
|
102 | def update_function(old, new): | |
103 | """Upgrade the code object of a function""" |
|
103 | """Upgrade the code object of a function""" | |
104 | for name in ['func_code', 'func_defaults', 'func_doc', |
|
104 | for name in ['func_code', 'func_defaults', 'func_doc', | |
105 | 'func_closure', 'func_globals', 'func_dict']: |
|
105 | 'func_closure', 'func_globals', 'func_dict']: | |
106 | try: |
|
106 | try: | |
107 | setattr(old, name, getattr(new, name)) |
|
107 | setattr(old, name, getattr(new, name)) | |
108 | except (AttributeError, TypeError): |
|
108 | except (AttributeError, TypeError): | |
109 | pass |
|
109 | pass | |
110 |
|
110 | |||
111 | def update_class(old, new): |
|
111 | def update_class(old, new): | |
112 | """Replace stuff in the __dict__ of a class, and upgrade |
|
112 | """Replace stuff in the __dict__ of a class, and upgrade | |
113 | method code objects""" |
|
113 | method code objects""" | |
114 | for key in old.__dict__.keys(): |
|
114 | for key in old.__dict__.keys(): | |
115 | old_obj = getattr(old, key) |
|
115 | old_obj = getattr(old, key) | |
116 |
|
116 | |||
117 | try: |
|
117 | try: | |
118 | new_obj = getattr(new, key) |
|
118 | new_obj = getattr(new, key) | |
119 | except AttributeError: |
|
119 | except AttributeError: | |
120 | # obsolete attribute: remove it |
|
120 | # obsolete attribute: remove it | |
121 | try: |
|
121 | try: | |
122 | delattr(old, key) |
|
122 | delattr(old, key) | |
123 | except (AttributeError, TypeError): |
|
123 | except (AttributeError, TypeError): | |
124 | pass |
|
124 | pass | |
125 | continue |
|
125 | continue | |
126 |
|
126 | |||
127 | if update_generic(old_obj, new_obj): continue |
|
127 | if update_generic(old_obj, new_obj): continue | |
128 |
|
128 | |||
129 | try: |
|
129 | try: | |
130 | setattr(old, key, getattr(new, key)) |
|
130 | setattr(old, key, getattr(new, key)) | |
131 | except (AttributeError, TypeError): |
|
131 | except (AttributeError, TypeError): | |
132 | pass # skip non-writable attributes |
|
132 | pass # skip non-writable attributes | |
133 |
|
133 | |||
134 | def update_property(old, new): |
|
134 | def update_property(old, new): | |
135 | """Replace get/set/del functions of a property""" |
|
135 | """Replace get/set/del functions of a property""" | |
136 | update_generic(old.fdel, new.fdel) |
|
136 | update_generic(old.fdel, new.fdel) | |
137 | update_generic(old.fget, new.fget) |
|
137 | update_generic(old.fget, new.fget) | |
138 | update_generic(old.fset, new.fset) |
|
138 | update_generic(old.fset, new.fset) | |
139 |
|
139 | |||
140 | def isinstance2(a, b, typ): |
|
140 | def isinstance2(a, b, typ): | |
141 | return isinstance(a, typ) and isinstance(b, typ) |
|
141 | return isinstance(a, typ) and isinstance(b, typ) | |
142 |
|
142 | |||
143 | UPDATE_RULES = [ |
|
143 | UPDATE_RULES = [ | |
144 | (lambda a, b: isinstance2(a, b, types.ClassType), |
|
144 | (lambda a, b: isinstance2(a, b, types.ClassType), | |
145 | update_class), |
|
145 | update_class), | |
146 | (lambda a, b: isinstance2(a, b, types.TypeType), |
|
146 | (lambda a, b: isinstance2(a, b, types.TypeType), | |
147 | update_class), |
|
147 | update_class), | |
148 | (lambda a, b: isinstance2(a, b, types.FunctionType), |
|
148 | (lambda a, b: isinstance2(a, b, types.FunctionType), | |
149 | update_function), |
|
149 | update_function), | |
150 | (lambda a, b: isinstance2(a, b, property), |
|
150 | (lambda a, b: isinstance2(a, b, property), | |
151 | update_property), |
|
151 | update_property), | |
152 | (lambda a, b: isinstance2(a, b, types.MethodType), |
|
152 | (lambda a, b: isinstance2(a, b, types.MethodType), | |
153 | lambda a, b: update_function(a.im_func, b.im_func)), |
|
153 | lambda a, b: update_function(a.im_func, b.im_func)), | |
154 | ] |
|
154 | ] | |
155 |
|
155 | |||
156 | def update_generic(a, b): |
|
156 | def update_generic(a, b): | |
157 | for type_check, update in UPDATE_RULES: |
|
157 | for type_check, update in UPDATE_RULES: | |
158 | if type_check(a, b): |
|
158 | if type_check(a, b): | |
159 | update(a, b) |
|
159 | update(a, b) | |
160 | return True |
|
160 | return True | |
161 | return False |
|
161 | return False | |
162 |
|
162 | |||
163 | class StrongRef(object): |
|
163 | class StrongRef(object): | |
164 | def __init__(self, obj): |
|
164 | def __init__(self, obj): | |
165 | self.obj = obj |
|
165 | self.obj = obj | |
166 | def __call__(self): |
|
166 | def __call__(self): | |
167 | return self.obj |
|
167 | return self.obj | |
168 |
|
168 | |||
169 | def superreload(module, reload=reload, old_objects={}): |
|
169 | def superreload(module, reload=reload, old_objects={}): | |
170 | """Enhanced version of the builtin reload function. |
|
170 | """Enhanced version of the builtin reload function. | |
171 |
|
171 | |||
172 | superreload remembers objects previously in the module, and |
|
172 | superreload remembers objects previously in the module, and | |
173 |
|
173 | |||
174 | - upgrades the class dictionary of every old class in the module |
|
174 | - upgrades the class dictionary of every old class in the module | |
175 | - upgrades the code object of every old function and method |
|
175 | - upgrades the code object of every old function and method | |
176 | - clears the module's namespace before reloading |
|
176 | - clears the module's namespace before reloading | |
177 |
|
177 | |||
178 | """ |
|
178 | """ | |
179 |
|
179 | |||
180 | # collect old objects in the module |
|
180 | # collect old objects in the module | |
181 | for name, obj in module.__dict__.items(): |
|
181 | for name, obj in module.__dict__.items(): | |
182 | if not hasattr(obj, '__module__') or obj.__module__ != module.__name__: |
|
182 | if not hasattr(obj, '__module__') or obj.__module__ != module.__name__: | |
183 | continue |
|
183 | continue | |
184 | key = (module.__name__, name) |
|
184 | key = (module.__name__, name) | |
185 | try: |
|
185 | try: | |
186 | old_objects.setdefault(key, []).append(weakref.ref(obj)) |
|
186 | old_objects.setdefault(key, []).append(weakref.ref(obj)) | |
187 | except TypeError: |
|
187 | except TypeError: | |
188 | # weakref doesn't work for all types; |
|
188 | # weakref doesn't work for all types; | |
189 | # create strong references for 'important' cases |
|
189 | # create strong references for 'important' cases | |
190 | if isinstance(obj, types.ClassType): |
|
190 | if isinstance(obj, types.ClassType): | |
191 | old_objects.setdefault(key, []).append(StrongRef(obj)) |
|
191 | old_objects.setdefault(key, []).append(StrongRef(obj)) | |
192 |
|
192 | |||
193 | # reload module |
|
193 | # reload module | |
194 | try: |
|
194 | try: | |
195 | # clear namespace first from old cruft |
|
195 | # clear namespace first from old cruft | |
196 | old_name = module.__name__ |
|
196 | old_name = module.__name__ | |
197 | module.__dict__.clear() |
|
197 | module.__dict__.clear() | |
198 | module.__dict__['__name__'] = old_name |
|
198 | module.__dict__['__name__'] = old_name | |
199 | except (TypeError, AttributeError, KeyError): |
|
199 | except (TypeError, AttributeError, KeyError): | |
200 | pass |
|
200 | pass | |
201 | module = reload(module) |
|
201 | module = reload(module) | |
202 |
|
202 | |||
203 | # iterate over all objects and update functions & classes |
|
203 | # iterate over all objects and update functions & classes | |
204 | for name, new_obj in module.__dict__.items(): |
|
204 | for name, new_obj in module.__dict__.items(): | |
205 | key = (module.__name__, name) |
|
205 | key = (module.__name__, name) | |
206 | if key not in old_objects: continue |
|
206 | if key not in old_objects: continue | |
207 |
|
207 | |||
208 | new_refs = [] |
|
208 | new_refs = [] | |
209 | for old_ref in old_objects[key]: |
|
209 | for old_ref in old_objects[key]: | |
210 | old_obj = old_ref() |
|
210 | old_obj = old_ref() | |
211 | if old_obj is None: continue |
|
211 | if old_obj is None: continue | |
212 | new_refs.append(old_ref) |
|
212 | new_refs.append(old_ref) | |
213 | update_generic(old_obj, new_obj) |
|
213 | update_generic(old_obj, new_obj) | |
214 |
|
214 | |||
215 | if new_refs: |
|
215 | if new_refs: | |
216 | old_objects[key] = new_refs |
|
216 | old_objects[key] = new_refs | |
217 | else: |
|
217 | else: | |
218 | del old_objects[key] |
|
218 | del old_objects[key] | |
219 |
|
219 | |||
220 | return module |
|
220 | return module | |
221 |
|
221 | |||
222 | reloader = ModuleReloader() |
|
|||
223 |
|
||||
224 | #------------------------------------------------------------------------------ |
|
222 | #------------------------------------------------------------------------------ | |
225 | # IPython connectivity |
|
223 | # IPython connectivity | |
226 | #------------------------------------------------------------------------------ |
|
224 | #------------------------------------------------------------------------------ | |
227 | from IPython.core import ipapi |
|
|||
228 | from IPython.core.error import TryNext |
|
|||
229 |
|
||||
230 | ip = ipapi.get() |
|
|||
231 |
|
||||
232 | autoreload_enabled = False |
|
|||
233 |
|
||||
234 | def runcode_hook(self): |
|
|||
235 | if not autoreload_enabled: |
|
|||
236 | raise TryNext |
|
|||
237 | try: |
|
|||
238 | reloader.check() |
|
|||
239 | except: |
|
|||
240 | pass |
|
|||
241 |
|
||||
242 | def enable_autoreload(): |
|
|||
243 | global autoreload_enabled |
|
|||
244 | autoreload_enabled = True |
|
|||
245 |
|
||||
246 | def disable_autoreload(): |
|
|||
247 | global autoreload_enabled |
|
|||
248 | autoreload_enabled = False |
|
|||
249 |
|
||||
250 | def autoreload_f(self, parameter_s=''): |
|
|||
251 | r""" %autoreload => Reload modules automatically |
|
|||
252 |
|
||||
253 | %autoreload |
|
|||
254 | Reload all modules (except those excluded by %aimport) automatically now. |
|
|||
255 |
|
||||
256 | %autoreload 0 |
|
|||
257 | Disable automatic reloading. |
|
|||
258 |
|
||||
259 | %autoreload 1 |
|
|||
260 | Reload all modules imported with %aimport every time before executing |
|
|||
261 | the Python code typed. |
|
|||
262 |
|
||||
263 | %autoreload 2 |
|
|||
264 | Reload all modules (except those excluded by %aimport) every time |
|
|||
265 | before executing the Python code typed. |
|
|||
266 |
|
||||
267 | Reloading Python modules in a reliable way is in general |
|
|||
268 | difficult, and unexpected things may occur. %autoreload tries to |
|
|||
269 | work around common pitfalls by replacing function code objects and |
|
|||
270 | parts of classes previously in the module with new versions. This |
|
|||
271 | makes the following things to work: |
|
|||
272 |
|
225 | |||
273 | - Functions and classes imported via 'from xxx import foo' are upgraded |
|
226 | from IPython.core.plugin import Plugin | |
274 | to new versions when 'xxx' is reloaded. |
|
227 | from IPython.core.hooks import TryNext | |
275 |
|
228 | |||
276 | - Methods and properties of classes are upgraded on reload, so that |
|
229 | class Autoreload(Plugin): | |
277 | calling 'c.foo()' on an object 'c' created before the reload causes |
|
230 | def __init__(self, shell=None, config=None): | |
278 | the new code for 'foo' to be executed. |
|
231 | super(Autoreload, self).__init__(shell=shell, config=config) | |
279 |
|
232 | |||
280 | Some of the known remaining caveats are: |
|
233 | self.shell.define_magic('autoreload', self.magic_autoreload) | |
|
234 | self.shell.define_magic('aimport', self.magic_aimport) | |||
|
235 | self.shell.set_hook('pre_run_code_hook', self.pre_run_code_hook) | |||
281 |
|
236 | |||
282 | - Replacing code objects does not always succeed: changing a @property |
|
237 | self._enabled = False | |
283 | in a class to an ordinary method or a method to a member variable |
|
238 | self._reloader = ModuleReloader() | |
284 | can cause problems (but in old objects only). |
|
239 | self._reloader.check_all = False | |
285 |
|
240 | |||
286 | - Functions that are removed (eg. via monkey-patching) from a module |
|
241 | def pre_run_code_hook(self, ipself): | |
287 | before it is reloaded are not upgraded. |
|
242 | if not self._enabled: | |
288 |
|
243 | raise TryNext | ||
289 | - C extension modules cannot be reloaded, and so cannot be |
|
244 | try: | |
290 | autoreloaded. |
|
245 | self._reloader.check() | |
291 |
|
246 | except: | ||
292 | """ |
|
247 | pass | |
293 | if parameter_s == '': |
|
|||
294 | reloader.check(True) |
|
|||
295 | elif parameter_s == '0': |
|
|||
296 | disable_autoreload() |
|
|||
297 | elif parameter_s == '1': |
|
|||
298 | reloader.check_all = False |
|
|||
299 | enable_autoreload() |
|
|||
300 | elif parameter_s == '2': |
|
|||
301 | reloader.check_all = True |
|
|||
302 | enable_autoreload() |
|
|||
303 |
|
||||
304 | def aimport_f(self, parameter_s=''): |
|
|||
305 | """%aimport => Import modules for automatic reloading. |
|
|||
306 |
|
248 | |||
307 | %aimport |
|
249 | def magic_autoreload(self, ipself, parameter_s=''): | |
308 | List modules to automatically import and not to import. |
|
250 | r"""%autoreload => Reload modules automatically | |
|
251 | ||||
|
252 | %autoreload | |||
|
253 | Reload all modules (except those excluded by %aimport) automatically | |||
|
254 | now. | |||
|
255 | ||||
|
256 | %autoreload 0 | |||
|
257 | Disable automatic reloading. | |||
|
258 | ||||
|
259 | %autoreload 1 | |||
|
260 | Reload all modules imported with %aimport every time before executing | |||
|
261 | the Python code typed. | |||
|
262 | ||||
|
263 | %autoreload 2 | |||
|
264 | Reload all modules (except those excluded by %aimport) every time | |||
|
265 | before executing the Python code typed. | |||
|
266 | ||||
|
267 | Reloading Python modules in a reliable way is in general | |||
|
268 | difficult, and unexpected things may occur. %autoreload tries to | |||
|
269 | work around common pitfalls by replacing function code objects and | |||
|
270 | parts of classes previously in the module with new versions. This | |||
|
271 | makes the following things to work: | |||
|
272 | ||||
|
273 | - Functions and classes imported via 'from xxx import foo' are upgraded | |||
|
274 | to new versions when 'xxx' is reloaded. | |||
|
275 | ||||
|
276 | - Methods and properties of classes are upgraded on reload, so that | |||
|
277 | calling 'c.foo()' on an object 'c' created before the reload causes | |||
|
278 | the new code for 'foo' to be executed. | |||
|
279 | ||||
|
280 | Some of the known remaining caveats are: | |||
|
281 | ||||
|
282 | - Replacing code objects does not always succeed: changing a @property | |||
|
283 | in a class to an ordinary method or a method to a member variable | |||
|
284 | can cause problems (but in old objects only). | |||
|
285 | ||||
|
286 | - Functions that are removed (eg. via monkey-patching) from a module | |||
|
287 | before it is reloaded are not upgraded. | |||
|
288 | ||||
|
289 | - C extension modules cannot be reloaded, and so cannot be | |||
|
290 | autoreloaded. | |||
|
291 | ||||
|
292 | """ | |||
|
293 | if parameter_s == '': | |||
|
294 | self._reloader.check(True) | |||
|
295 | elif parameter_s == '0': | |||
|
296 | self._enabled = False | |||
|
297 | elif parameter_s == '1': | |||
|
298 | self._reloader.check_all = False | |||
|
299 | self._enabled = True | |||
|
300 | elif parameter_s == '2': | |||
|
301 | self._reloader.check_all = True | |||
|
302 | self._enabled = True | |||
|
303 | ||||
|
304 | def magic_aimport(self, ipself, parameter_s=''): | |||
|
305 | """%aimport => Import modules for automatic reloading. | |||
|
306 | ||||
|
307 | %aimport | |||
|
308 | List modules to automatically import and not to import. | |||
|
309 | ||||
|
310 | %aimport foo | |||
|
311 | Import module 'foo' and mark it to be autoreloaded for %autoreload 1 | |||
|
312 | ||||
|
313 | %aimport -foo | |||
|
314 | Mark module 'foo' to not be autoreloaded for %autoreload 1 | |||
|
315 | ||||
|
316 | """ | |||
|
317 | ||||
|
318 | modname = parameter_s | |||
|
319 | if not modname: | |||
|
320 | to_reload = self._reloader.modules.keys() | |||
|
321 | to_reload.sort() | |||
|
322 | to_skip = self._reloader.skip_modules.keys() | |||
|
323 | to_skip.sort() | |||
|
324 | if self._reloader.check_all: | |||
|
325 | print "Modules to reload:\nall-expect-skipped" | |||
|
326 | else: | |||
|
327 | print "Modules to reload:\n%s" % ' '.join(to_reload) | |||
|
328 | print "\nModules to skip:\n%s" % ' '.join(to_skip) | |||
|
329 | elif modname.startswith('-'): | |||
|
330 | modname = modname[1:] | |||
|
331 | try: | |||
|
332 | del self._reloader.modules[modname] | |||
|
333 | except KeyError: | |||
|
334 | pass | |||
|
335 | self._reloader.skip_modules[modname] = True | |||
|
336 | else: | |||
|
337 | try: | |||
|
338 | del self._reloader.skip_modules[modname] | |||
|
339 | except KeyError: | |||
|
340 | pass | |||
|
341 | self._reloader.modules[modname] = True | |||
309 |
|
342 | |||
310 | %aimport foo |
|
343 | # Inject module to user namespace; handle also submodules properly | |
311 | Import module 'foo' and mark it to be autoreloaded for %autoreload 1 |
|
344 | __import__(modname) | |
|
345 | basename = modname.split('.')[0] | |||
|
346 | mod = sys.modules[basename] | |||
|
347 | ipself.push({basename: mod}) | |||
312 |
|
348 | |||
313 | %aimport -foo |
|
|||
314 | Mark module 'foo' to not be autoreloaded for %autoreload 1 |
|
|||
315 |
|
349 | |||
316 | """ |
|
350 | _loaded = False | |
317 |
|
351 | |||
318 | modname = parameter_s |
|
352 | def load_ipython_extension(ip): | |
319 | if not modname: |
|
353 | """Load the extension in IPython.""" | |
320 | to_reload = reloader.modules.keys() |
|
354 | global _loaded | |
321 | to_reload.sort() |
|
355 | if not _loaded: | |
322 | to_skip = reloader.skip_modules.keys() |
|
356 | plugin = Autoreload(shell=ip, config=ip.config) | |
323 | to_skip.sort() |
|
357 | ip.plugin_manager.register_plugin('autoreload', plugin) | |
324 | if reloader.check_all: |
|
358 | _loaded = True | |
325 | print "Modules to reload:\nall-expect-skipped" |
|
|||
326 | else: |
|
|||
327 | print "Modules to reload:\n%s" % ' '.join(to_reload) |
|
|||
328 | print "\nModules to skip:\n%s" % ' '.join(to_skip) |
|
|||
329 | elif modname.startswith('-'): |
|
|||
330 | modname = modname[1:] |
|
|||
331 | try: del reloader.modules[modname] |
|
|||
332 | except KeyError: pass |
|
|||
333 | reloader.skip_modules[modname] = True |
|
|||
334 | else: |
|
|||
335 | try: del reloader.skip_modules[modname] |
|
|||
336 | except KeyError: pass |
|
|||
337 | reloader.modules[modname] = True |
|
|||
338 |
|
||||
339 | # Inject module to user namespace; handle also submodules properly |
|
|||
340 | __import__(modname) |
|
|||
341 | basename = modname.split('.')[0] |
|
|||
342 | mod = sys.modules[basename] |
|
|||
343 | ip.push({basename: mod}) |
|
|||
344 |
|
||||
345 | def init(): |
|
|||
346 | ip.define_magic('autoreload', autoreload_f) |
|
|||
347 | ip.define_magic('aimport', aimport_f) |
|
|||
348 | ip.set_hook('pre_runcode_hook', runcode_hook) |
|
|||
349 |
|
||||
350 | init() |
|
General Comments 0
You need to be logged in to leave comments.
Login now