models.py @ df7a7e3

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload

Last change on this file since df7a7e3 was df7a7e3, checked in by Mathieu Doucet <doucetm@…>, 12 years ago
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1	"""
2	Utilities to manage models
3	"""
4	import wx
5	import imp
6	import os
7	import sys
8	import math
9	import os.path
10	# Time is needed by the log method
11	import time
12	import logging
13	import py_compile
14	import shutil
15	from sans.guiframe.events import StatusEvent
16	# Explicitly import from the pluginmodel module so that py2exe
17	# places it in the distribution. The Model1DPlugin class is used
18	# as the base class of plug-in models.
19	from sans.models.pluginmodel import Model1DPlugin
20	from sans.models.BaseComponent import BaseComponent
21
22	PLUGIN_DIR = 'plugin_models'
23
24	def get_model_python_path():
25	return os.path.dirname(__file__)
26
27
28	def log(message):
29	"""
30	Log a message in a file located in the user's home directory
31	"""
32	dir = os.path.join(os.path.expanduser("~"), '.sasview', PLUGIN_DIR)
33	out = open(os.path.join(dir, "plugins.log"), 'a')
34	out.write("%10g: %s\n" % (time.clock(), message))
35	out.close()
36
37
38	def _check_plugin(model, name):
39	"""
40	Do some checking before model adding plugins in the list
41
42	:param model: class model to add into the plugin list
43	:param name:name of the module plugin
44
45	:return model: model if valid model or None if not valid
46
47	"""
48	#Check is the plugin is of type Model1DPlugin
49	if not issubclass(model, Model1DPlugin):
50	msg = "Plugin %s must be of type Model1DPlugin \n" % str(name)
51	log(msg)
52	return None
53	if model.__name__ != "Model":
54	msg = "Plugin %s class name must be Model \n" % str(name)
55	log(msg)
56	return None
57	try:
58	new_instance = model()
59	except:
60	msg = "Plugin %s error in __init__ \n\t: %s %s\n" % (str(name),
61	str(sys.exc_type), sys.exc_value)
62	log(msg)
63	return None
64
65	if hasattr(new_instance, "function"):
66	try:
67	value = new_instance.function()
68	except:
69	msg = "Plugin %s: error writing function \n\t :%s %s\n " % (str(name),
70	str(sys.exc_type), sys.exc_value)
71	log(msg)
72	return None
73	else:
74	msg = "Plugin %s needs a method called function \n" % str(name)
75	log(msg)
76	return None
77	return model
78
79
80	def find_plugins_dir():
81	"""
82	Find path of the plugins directory.
83	The plugin directory is located in the user's home directory.
84	"""
85	dir = os.path.join(os.path.expanduser("~"), '.sasview', PLUGIN_DIR)
86
87	# If the plugin directory doesn't exist, create it
88	if not os.path.isdir(dir):
89	os.makedirs(dir)
90
91	# Find paths needed
92	try:
93	# For source
94	if os.path.isdir(os.path.dirname(__file__)):
95	p_dir = os.path.join(os.path.dirname(__file__), PLUGIN_DIR)
96	else:
97	raise
98	except:
99	# Check for data path next to exe/zip file.
100	#Look for maximum n_dir up of the current dir to find plugins dir
101	n_dir = 12
102	p_dir = None
103	f_dir = os.path.join(os.path.dirname(__file__))
104	for i in range(n_dir):
105	if i > 1:
106	f_dir, _ = os.path.split(f_dir)
107	plugin_path = os.path.join(f_dir, PLUGIN_DIR)
108	if os.path.isdir(plugin_path):
109	p_dir = plugin_path
110	break
111	if not p_dir:
112	raise
113	# Place example user models as needed
114	if os.path.isdir(p_dir):
115	for file in os.listdir(p_dir):
116	file_path = os.path.join(p_dir, file)
117	if os.path.isfile(file_path):
118	if file.split(".")[-1] == 'py' and\
119	file.split(".")[0] != '__init__':
120	if not os.path.isfile(os.path.join(dir, file)):
121	shutil.copy(file_path, dir)
122
123	return dir
124
125
126	class ReportProblem:
127	def __nonzero__(self):
128	type, value, traceback = sys.exc_info()
129	if type is not None and issubclass(type, py_compile.PyCompileError):
130	print "Problem with", repr(value)
131	raise type, value, traceback
132	return 1
133
134	report_problem = ReportProblem()
135
136
137	def compile_file(dir):
138	"""
139	Compile a py file
140	"""
141	try:
142	import compileall
143	compileall.compile_dir(dir=dir, ddir=dir, force=1,
144	quiet=report_problem)
145	except:
146	type, value, traceback = sys.exc_info()
147	return value
148	return None
149
150
151	def _findModels(dir):
152	"""
153	"""
154	# List of plugin objects
155	plugins = {}
156	# Go through files in plug-in directory
157	#always recompile the folder plugin
158	dir = find_plugins_dir()
159	if not os.path.isdir(dir):
160	msg = "SansView couldn't locate Model plugin folder."
161	msg += """ "%s" does not exist""" % dir
162	logging.warning(msg)
163	return plugins
164	else:
165	log("looking for models in: %s" % str(dir))
166	compile_file(dir)
167	logging.info("pluging model dir: %s\n" % str(dir))
168	try:
169	list = os.listdir(dir)
170	for item in list:
171	toks = os.path.splitext(os.path.basename(item))
172	if toks[1] == '.py' and not toks[0] == '__init__':
173	name = toks[0]
174
175	path = [os.path.abspath(dir)]
176	file = None
177	try:
178	(file, path, info) = imp.find_module(name, path)
179	module = imp.load_module(name, file, item, info)
180	if hasattr(module, "Model"):
181	try:
182	if _check_plugin(module.Model, name) != None:
183	plugins[name] = module.Model
184	except:
185	msg = "Error accessing Model"
186	msg += "in %s\n %s %s\n" % (name,
187	str(sys.exc_type), sys.exc_value)
188	log(msg)
189	except:
190	msg = "Error accessing Model"
191	msg += " in %s\n %s %s \n" % (name,
192	str(sys.exc_type), sys.exc_value)
193	log(msg)
194	finally:
195
196	if not file == None:
197	file.close()
198	except:
199	# Don't deal with bad plug-in imports. Just skip.
200	msg = "Could not import model plugin: %s\n" % sys.exc_value
201	log(msg)
202	pass
203	return plugins
204
205
206	class ModelList(object):
207	"""
208	Contains dictionary of model and their type
209	"""
210	def __init__(self):
211	"""
212	"""
213	self.mydict = {}
214
215	def set_list(self, name, mylist):
216	"""
217	:param name: the type of the list
218	:param mylist: the list to add
219
220	"""
221	if name not in self.mydict.keys():
222	self.reset_list(name, mylist)
223
224	def reset_list(self, name, mylist):
225	"""
226	:param name: the type of the list
227	:param mylist: the list to add
228	"""
229	self.mydict[name] = mylist
230
231	def get_list(self):
232	"""
233	return all the list stored in a dictionary object
234	"""
235	return self.mydict
236
237
238	class ModelManagerBase:
239	"""
240	Base class for the model manager
241	"""
242	## external dict for models
243	model_combobox = ModelList()
244	## Dictionary of form models
245	form_factor_dict = {}
246	## dictionary of other
247	struct_factor_dict = {}
248	##list of form factors
249	shape_list = []
250	## independent shape model list
251	shape_indep_list = []
252	##list of structure factors
253	struct_list = []
254	##list of model allowing multiplication
255	multiplication_factor = []
256	##list of multifunctional shapes
257	multi_func_list = []
258	## list of added models
259	plugins = []
260	## Event owner (guiframe)
261	event_owner = None
262	last_time_dir_modified = 0
263
264	def __init__(self):
265	"""
266	"""
267	self.model_dictionary = {}
268	self.stored_plugins = {}
269	self._getModelList()
270
271	def findModels(self):
272	"""
273	find plugin model in directory of plugin .recompile all file
274	in the directory if file were modified
275	"""
276	temp = {}
277	if self.is_changed():
278	return _findModels(dir)
279	logging.info("pluging model : %s\n" % str(temp))
280	return temp
281
282	def _getModelList(self):
283	"""
284	List of models we want to make available by default
285	for this application
286
287	:return: the next free event ID following the new menu events
288
289	"""
290
291
292	# regular model names only
293	self.model_name_list = []
294	from sans.models.SphereModel import SphereModel
295	self.model_dictionary[SphereModel.__name__] = SphereModel
296	self.shape_list.append(SphereModel)
297	self.multiplication_factor.append(SphereModel)
298	self.model_name_list.append(SphereModel.__name__)
299
300	from sans.models.BinaryHSModel import BinaryHSModel
301	self.model_dictionary[BinaryHSModel.__name__] = BinaryHSModel
302	self.shape_list.append(BinaryHSModel)
303	self.model_name_list.append(BinaryHSModel.__name__)
304
305	from sans.models.FuzzySphereModel import FuzzySphereModel
306	self.model_dictionary[FuzzySphereModel.__name__] = FuzzySphereModel
307	self.shape_list.append(FuzzySphereModel)
308	self.multiplication_factor.append(FuzzySphereModel)
309	self.model_name_list.append(FuzzySphereModel.__name__)
310
311	from sans.models.RaspBerryModel import RaspBerryModel
312	self.model_dictionary[RaspBerryModel.__name__] = RaspBerryModel
313	self.shape_list.append(RaspBerryModel)
314	self.model_name_list.append(RaspBerryModel.__name__)
315
316	from sans.models.CoreShellModel import CoreShellModel
317	self.model_dictionary[CoreShellModel.__name__] = CoreShellModel
318	self.shape_list.append(CoreShellModel)
319	self.multiplication_factor.append(CoreShellModel)
320	self.model_name_list.append(CoreShellModel.__name__)
321
322	from sans.models.Core2ndMomentModel import Core2ndMomentModel
323	self.model_dictionary[Core2ndMomentModel.__name__] = Core2ndMomentModel
324	self.shape_list.append(Core2ndMomentModel)
325	self.model_name_list.append(Core2ndMomentModel.__name__)
326
327	from sans.models.CoreMultiShellModel import CoreMultiShellModel
328	self.model_dictionary[CoreMultiShellModel.__name__] = CoreMultiShellModel
329	self.shape_list.append(CoreMultiShellModel)
330	self.multiplication_factor.append(CoreMultiShellModel)
331	self.multi_func_list.append(CoreMultiShellModel)
332
333	from sans.models.VesicleModel import VesicleModel
334	self.model_dictionary[VesicleModel.__name__] = VesicleModel
335	self.shape_list.append(VesicleModel)
336	self.multiplication_factor.append(VesicleModel)
337	self.model_name_list.append(VesicleModel.__name__)
338
339	from sans.models.MultiShellModel import MultiShellModel
340	self.model_dictionary[MultiShellModel.__name__] = MultiShellModel
341	self.shape_list.append(MultiShellModel)
342	self.multiplication_factor.append(MultiShellModel)
343	self.model_name_list.append(MultiShellModel.__name__)
344
345	from sans.models.OnionExpShellModel import OnionExpShellModel
346	self.model_dictionary[OnionExpShellModel.__name__] = OnionExpShellModel
347	self.shape_list.append(OnionExpShellModel)
348	self.multiplication_factor.append(OnionExpShellModel)
349	self.multi_func_list.append(OnionExpShellModel)
350
351	from sans.models.SphericalSLDModel import SphericalSLDModel
352	self.model_dictionary[SphericalSLDModel.__name__] = SphericalSLDModel
353	self.shape_list.append(SphericalSLDModel)
354	self.multiplication_factor.append(SphericalSLDModel)
355	self.multi_func_list.append(SphericalSLDModel)
356
357
358	from sans.models.LinearPearlsModel import LinearPearlsModel
359	self.model_dictionary[LinearPearlsModel.__name__] = LinearPearlsModel
360	self.shape_list.append(LinearPearlsModel)
361	self.model_name_list.append(LinearPearlsModel.__name__)
362
363	from sans.models.PearlNecklaceModel import PearlNecklaceModel
364	self.model_dictionary[PearlNecklaceModel.__name__] = PearlNecklaceModel
365	self.shape_list.append(PearlNecklaceModel)
366	self.model_name_list.append(PearlNecklaceModel.__name__)
367	#self.multiplication_factor.append(PearlNecklaceModel)
368
369	from sans.models.CylinderModel import CylinderModel
370	self.model_dictionary[CylinderModel.__name__] = CylinderModel
371	self.shape_list.append(CylinderModel)
372	self.multiplication_factor.append(CylinderModel)
373	self.model_name_list.append(CylinderModel.__name__)
374
375	from sans.models.CoreShellCylinderModel import CoreShellCylinderModel
376	self.model_dictionary[CoreShellCylinderModel.__name__] = CoreShellCylinderModel
377	self.shape_list.append(CoreShellCylinderModel)
378	self.multiplication_factor.append(CoreShellCylinderModel)
379	self.model_name_list.append(CoreShellCylinderModel.__name__)
380
381	from sans.models.CoreShellBicelleModel import CoreShellBicelleModel
382	self.model_dictionary[CoreShellBicelleModel.__name__] = CoreShellBicelleModel
383	self.shape_list.append(CoreShellBicelleModel)
384	self.multiplication_factor.append(CoreShellBicelleModel)
385	self.model_name_list.append(CoreShellBicelleModel.__name__)
386
387	from sans.models.HollowCylinderModel import HollowCylinderModel
388	self.model_dictionary[HollowCylinderModel.__name__] = HollowCylinderModel
389	self.shape_list.append(HollowCylinderModel)
390	self.multiplication_factor.append(HollowCylinderModel)
391	self.model_name_list.append(HollowCylinderModel.__name__)
392
393	from sans.models.FlexibleCylinderModel import FlexibleCylinderModel
394	self.model_dictionary[FlexibleCylinderModel.__name__] = FlexibleCylinderModel
395	self.shape_list.append(FlexibleCylinderModel)
396	self.model_name_list.append(FlexibleCylinderModel.__name__)
397
398	from sans.models.FlexCylEllipXModel import FlexCylEllipXModel
399	self.model_dictionary[FlexCylEllipXModel.__name__] = FlexCylEllipXModel
400	self.shape_list.append(FlexCylEllipXModel)
401	self.model_name_list.append(FlexCylEllipXModel.__name__)
402
403	from sans.models.StackedDisksModel import StackedDisksModel
404	self.model_dictionary[StackedDisksModel.__name__] = StackedDisksModel
405	self.shape_list.append(StackedDisksModel)
406	self.multiplication_factor.append(StackedDisksModel)
407	self.model_name_list.append(StackedDisksModel.__name__)
408
409	from sans.models.ParallelepipedModel import ParallelepipedModel
410	self.model_dictionary[ParallelepipedModel.__name__] = ParallelepipedModel
411	self.shape_list.append(ParallelepipedModel)
412	self.multiplication_factor.append(ParallelepipedModel)
413	self.model_name_list.append(ParallelepipedModel.__name__)
414
415	from sans.models.CSParallelepipedModel import CSParallelepipedModel
416	self.model_dictionary[CSParallelepipedModel.__name__] = CSParallelepipedModel
417	self.shape_list.append(CSParallelepipedModel)
418	self.multiplication_factor.append(CSParallelepipedModel)
419	self.model_name_list.append(CSParallelepipedModel.__name__)
420
421	from sans.models.EllipticalCylinderModel import EllipticalCylinderModel
422	self.model_dictionary[EllipticalCylinderModel.__name__] = EllipticalCylinderModel
423	self.shape_list.append(EllipticalCylinderModel)
424	self.multiplication_factor.append(EllipticalCylinderModel)
425	self.model_name_list.append(EllipticalCylinderModel.__name__)
426
427	from sans.models.BarBellModel import BarBellModel
428	self.model_dictionary[BarBellModel.__name__] = BarBellModel
429	self.shape_list.append(BarBellModel)
430	self.model_name_list.append(BarBellModel.__name__)
431	# not implemeted yet!
432	#self.multiplication_factor.append(BarBellModel)
433
434	from sans.models.CappedCylinderModel import CappedCylinderModel
435	self.model_dictionary[CappedCylinderModel.__name__] = CappedCylinderModel
436	self.shape_list.append(CappedCylinderModel)
437	self.model_name_list.append(CappedCylinderModel.__name__)
438	# not implemeted yet!
439	#self.multiplication_factor.append(CappedCylinderModel)
440
441	from sans.models.EllipsoidModel import EllipsoidModel
442	self.model_dictionary[EllipsoidModel.__name__] = EllipsoidModel
443	self.shape_list.append(EllipsoidModel)
444	self.multiplication_factor.append(EllipsoidModel)
445	self.model_name_list.append(EllipsoidModel.__name__)
446
447	from sans.models.CoreShellEllipsoidModel import CoreShellEllipsoidModel
448	self.model_dictionary[CoreShellEllipsoidModel.__name__] = CoreShellEllipsoidModel
449	self.shape_list.append(CoreShellEllipsoidModel)
450	self.multiplication_factor.append(CoreShellEllipsoidModel)
451	self.model_name_list.append(CoreShellEllipsoidModel.__name__)
452
453	from sans.models.TriaxialEllipsoidModel import TriaxialEllipsoidModel
454	self.model_dictionary[TriaxialEllipsoidModel.__name__] = TriaxialEllipsoidModel
455	self.shape_list.append(TriaxialEllipsoidModel)
456	self.multiplication_factor.append(TriaxialEllipsoidModel)
457	self.model_name_list.append(TriaxialEllipsoidModel.__name__)
458
459	from sans.models.LamellarModel import LamellarModel
460	self.model_dictionary[LamellarModel.__name__] = LamellarModel
461	self.shape_list.append(LamellarModel)
462	self.model_name_list.append(LamellarModel.__name__)
463
464	from sans.models.LamellarFFHGModel import LamellarFFHGModel
465	self.model_dictionary[LamellarFFHGModel.__name__] = LamellarFFHGModel
466	self.shape_list.append(LamellarFFHGModel)
467	self.model_name_list.append(LamellarFFHGModel.__name__)
468
469	from sans.models.LamellarPSModel import LamellarPSModel
470	self.model_dictionary[LamellarPSModel.__name__] = LamellarPSModel
471	self.shape_list.append(LamellarPSModel)
472	self.model_name_list.append(LamellarPSModel.__name__)
473
474	from sans.models.LamellarPSHGModel import LamellarPSHGModel
475	self.model_dictionary[LamellarPSHGModel.__name__] = LamellarPSHGModel
476	self.shape_list.append(LamellarPSHGModel)
477	self.model_name_list.append(LamellarPSHGModel.__name__)
478
479	from sans.models.LamellarPCrystalModel import LamellarPCrystalModel
480	self.model_dictionary[LamellarPCrystalModel.__name__] = LamellarPCrystalModel
481	self.shape_list.append(LamellarPCrystalModel)
482	self.model_name_list.append(LamellarPCrystalModel.__name__)
483
484	from sans.models.SCCrystalModel import SCCrystalModel
485	self.model_dictionary[SCCrystalModel.__name__] = SCCrystalModel
486	self.shape_list.append(SCCrystalModel)
487	self.model_name_list.append(SCCrystalModel.__name__)
488
489	from sans.models.FCCrystalModel import FCCrystalModel
490	self.model_dictionary[FCCrystalModel.__name__] = FCCrystalModel
491	self.shape_list.append(FCCrystalModel)
492	self.model_name_list.append(FCCrystalModel.__name__)
493
494	from sans.models.BCCrystalModel import BCCrystalModel
495	self.model_dictionary[BCCrystalModel.__name__] = BCCrystalModel
496	self.shape_list.append(BCCrystalModel)
497	self.model_name_list.append(BCCrystalModel.__name__)
498
499	## Structure factor
500	from sans.models.SquareWellStructure import SquareWellStructure
501	self.model_dictionary[SquareWellStructure.__name__] = SquareWellStructure
502	self.struct_list.append(SquareWellStructure)
503	self.model_name_list.append(SquareWellStructure.__name__)
504
505	from sans.models.HardsphereStructure import HardsphereStructure
506	self.model_dictionary[HardsphereStructure.__name__] = HardsphereStructure
507	self.struct_list.append(HardsphereStructure)
508	self.model_name_list.append(HardsphereStructure.__name__)
509
510	from sans.models.StickyHSStructure import StickyHSStructure
511	self.model_dictionary[StickyHSStructure.__name__] = StickyHSStructure
512	self.struct_list.append(StickyHSStructure)
513	self.model_name_list.append(StickyHSStructure.__name__)
514
515	from sans.models.HayterMSAStructure import HayterMSAStructure
516	self.model_dictionary[HayterMSAStructure.__name__] = HayterMSAStructure
517	self.struct_list.append(HayterMSAStructure)
518	self.model_name_list.append(HayterMSAStructure.__name__)
519
520
521	##shape-independent models
522	from sans.models.PowerLawAbsModel import PowerLawAbsModel
523	self.model_dictionary[PowerLawAbsModel.__name__] = PowerLawAbsModel
524	self.shape_indep_list.append(PowerLawAbsModel)
525	self.model_name_list.append(PowerLawAbsModel.__name__)
526
527	from sans.models.BEPolyelectrolyte import BEPolyelectrolyte
528	self.model_dictionary[BEPolyelectrolyte.__name__] = BEPolyelectrolyte
529	self.shape_indep_list.append(BEPolyelectrolyte)
530	self.model_name_list.append(BEPolyelectrolyte.__name__)
531	self.form_factor_dict[str(wx.NewId())] = [SphereModel]
532
533	from sans.models.BroadPeakModel import BroadPeakModel
534	self.model_dictionary[BroadPeakModel.__name__] = BroadPeakModel
535	self.shape_indep_list.append(BroadPeakModel)
536	self.model_name_list.append(BroadPeakModel.__name__)
537
538	from sans.models.CorrLengthModel import CorrLengthModel
539	self.model_dictionary[CorrLengthModel.__name__] = CorrLengthModel
540	self.shape_indep_list.append(CorrLengthModel)
541	self.model_name_list.append(CorrLengthModel.__name__)
542
543	from sans.models.DABModel import DABModel
544	self.model_dictionary[DABModel.__name__] = DABModel
545	self.shape_indep_list.append(DABModel)
546	self.model_name_list.append(DABModel.__name__)
547
548	from sans.models.DebyeModel import DebyeModel
549	self.model_dictionary[DebyeModel.__name__] = DebyeModel
550	self.shape_indep_list.append(DebyeModel)
551	self.model_name_list.append(DebyeModel.__name__)
552
553	from sans.models.FractalModel import FractalModel
554	self.model_dictionary[FractalModel.__name__] = FractalModel
555	self.shape_indep_list.append(FractalModel)
556	self.model_name_list.append(FractalModel.__name__)
557
558	from sans.models.FractalCoreShellModel import FractalCoreShellModel
559	self.model_dictionary[FractalCoreShellModel.__name__] = FractalCoreShellModel
560	self.shape_indep_list.append(FractalCoreShellModel)
561	self.model_name_list.append(FractalCoreShellModel.__name__)
562
563	from sans.models.GaussLorentzGelModel import GaussLorentzGelModel
564	self.model_dictionary[GaussLorentzGelModel.__name__] = GaussLorentzGelModel
565	self.shape_indep_list.append(GaussLorentzGelModel)
566	self.model_name_list.append(GaussLorentzGelModel.__name__)
567
568	from sans.models.GuinierModel import GuinierModel
569	self.model_dictionary[GuinierModel.__name__] = GuinierModel
570	self.shape_indep_list.append(GuinierModel)
571	self.model_name_list.append(GuinierModel.__name__)
572
573	from sans.models.GuinierPorodModel import GuinierPorodModel
574	self.model_dictionary[GuinierPorodModel.__name__] = GuinierPorodModel
575	self.shape_indep_list.append(GuinierPorodModel)
576	self.model_name_list.append(GuinierPorodModel.__name__)
577
578	from sans.models.LorentzModel import LorentzModel
579	self.model_dictionary[LorentzModel.__name__] = LorentzModel
580	self.shape_indep_list.append(LorentzModel)
581	self.model_name_list.append(LorentzModel.__name__)
582
583	from sans.models.MassFractalModel import MassFractalModel
584	self.model_dictionary[MassFractalModel.__name__] = MassFractalModel
585	self.shape_indep_list.append(MassFractalModel)
586	self.model_name_list.append(MassFractalModel.__name__)
587
588	from sans.models.MassSurfaceFractal import MassSurfaceFractal
589	self.model_dictionary[MassSurfaceFractal.__name__] = MassSurfaceFractal
590	self.shape_indep_list.append(MassSurfaceFractal)
591	self.model_name_list.append(MassSurfaceFractal.__name__)
592
593	from sans.models.PeakGaussModel import PeakGaussModel
594	self.model_dictionary[PeakGaussModel.__name__] = PeakGaussModel
595	self.shape_indep_list.append(PeakGaussModel)
596	self.model_name_list.append(PeakGaussModel.__name__)
597
598	from sans.models.PeakLorentzModel import PeakLorentzModel
599	self.model_dictionary[PeakLorentzModel.__name__] = PeakLorentzModel
600	self.shape_indep_list.append(PeakLorentzModel)
601	self.model_name_list.append(PeakLorentzModel.__name__)
602
603	from sans.models.Poly_GaussCoil import Poly_GaussCoil
604	self.model_dictionary[Poly_GaussCoil.__name__] = Poly_GaussCoil
605	self.shape_indep_list.append(Poly_GaussCoil)
606	self.model_name_list.append(Poly_GaussCoil.__name__)
607
608	from sans.models.PolymerExclVolume import PolymerExclVolume
609	self.model_dictionary[PolymerExclVolume.__name__] = PolymerExclVolume
610	self.shape_indep_list.append(PolymerExclVolume)
611	self.model_name_list.append(PolymerExclVolume.__name__)
612
613	from sans.models.PorodModel import PorodModel
614	self.model_dictionary[PorodModel.__name__] = PorodModel
615	self.shape_indep_list.append(PorodModel)
616	self.model_name_list.append(PorodModel.__name__)
617
618	from sans.models.RPA10Model import RPA10Model
619	self.model_dictionary[RPA10Model.__name__] = RPA10Model
620	self.shape_indep_list.append(RPA10Model)
621	self.multi_func_list.append(RPA10Model)
622
623	from sans.models.StarPolymer import StarPolymer
624	self.model_dictionary[StarPolymer.__name__] = StarPolymer
625	self.shape_indep_list.append(StarPolymer)
626	self.model_name_list.append(StarPolymer.__name__)
627
628	from sans.models.SurfaceFractalModel import SurfaceFractalModel
629	self.model_dictionary[SurfaceFractalModel.__name__] = SurfaceFractalModel
630	self.shape_indep_list.append(SurfaceFractalModel)
631	self.model_name_list.append(SurfaceFractalModel.__name__)
632
633	from sans.models.TeubnerStreyModel import TeubnerStreyModel
634	self.model_dictionary[TeubnerStreyModel.__name__] = TeubnerStreyModel
635	self.shape_indep_list.append(TeubnerStreyModel)
636	self.model_name_list.append(TeubnerStreyModel.__name__)
637
638	from sans.models.TwoLorentzianModel import TwoLorentzianModel
639	self.model_dictionary[TwoLorentzianModel.__name__] = TwoLorentzianModel
640	self.shape_indep_list.append(TwoLorentzianModel)
641	self.model_name_list.append(TwoLorentzianModel.__name__)
642
643	from sans.models.TwoPowerLawModel import TwoPowerLawModel
644	self.model_dictionary[TwoPowerLawModel.__name__] = TwoPowerLawModel
645	self.shape_indep_list.append(TwoPowerLawModel)
646	self.model_name_list.append(TwoPowerLawModel.__name__)
647
648	from sans.models.UnifiedPowerRgModel import UnifiedPowerRgModel
649	self.model_dictionary[UnifiedPowerRgModel.__name__] = UnifiedPowerRgModel
650	self.shape_indep_list.append(UnifiedPowerRgModel)
651	self.multi_func_list.append(UnifiedPowerRgModel)
652
653	from sans.models.LineModel import LineModel
654	self.model_dictionary[LineModel.__name__] = LineModel
655	self.shape_indep_list.append(LineModel)
656	self.model_name_list.append(LineModel.__name__)
657
658	from sans.models.ReflectivityModel import ReflectivityModel
659	self.model_dictionary[ReflectivityModel.__name__] = ReflectivityModel
660	self.shape_indep_list.append(ReflectivityModel)
661	self.multi_func_list.append(ReflectivityModel)
662
663	from sans.models.ReflectivityIIModel import ReflectivityIIModel
664	self.model_dictionary[ReflectivityIIModel.__name__] = ReflectivityIIModel
665	self.shape_indep_list.append(ReflectivityIIModel)
666	self.multi_func_list.append(ReflectivityIIModel)
667
668	from sans.models.GelFitModel import GelFitModel
669	self.model_dictionary[GelFitModel.__name__] = GelFitModel
670	self.shape_indep_list.append(GelFitModel)
671	self.model_name_list.append(GelFitModel.__name__)
672
673	#from sans.models.FractalO_Z import FractalO_Z
674	#self.model_dictionary[FractalO_Z.__name__] = FractalO_Z
675	#self.shape_indep_list.append(FractalO_Z)
676	#self.model_name_list.append(FractalO_Z.__name__)
677
678	#Looking for plugins
679	self.stored_plugins = self.findModels()
680	self.plugins = self.stored_plugins.values()
681
682	self._get_multifunc_models()
683
684	return 0
685
686	def is_changed(self):
687	"""
688	check the last time the plugin dir has changed and return true
689	is the directory was modified else return false
690	"""
691	is_modified = False
692	plugin_dir = find_plugins_dir()
693	if os.path.isdir(plugin_dir):
694	temp = os.path.getmtime(plugin_dir)
695	if self.last_time_dir_modified != temp:
696	is_modified = True
697	self.last_time_dir_modified = temp
698
699	return is_modified
700
701	def update(self):
702	"""
703	return a dictionary of model if
704	new models were added else return empty dictionary
705	"""
706	new_plugins = self.findModels()
707	if len(new_plugins) > 0:
708	for name, plug in new_plugins.iteritems():
709	if name not in self.stored_plugins.keys():
710	self.stored_plugins[name] = plug
711	self.plugins.append(plug)
712	self.model_combobox.set_list("Customized Models", self.plugins)
713	return self.model_combobox.get_list()
714	else:
715	return {}
716
717	def pulgins_reset(self):
718	"""
719	return a dictionary of model
720	"""
721	self.plugins = []
722	new_plugins = _findModels(dir)
723	for name, plug in new_plugins.iteritems():
724	for stored_name, stored_plug in self.stored_plugins.iteritems():
725	if name == stored_name:
726	del self.stored_plugins[name]
727	break
728	self.stored_plugins[name] = plug
729	self.plugins.append(plug)
730
731	self.model_combobox.reset_list("Customized Models", self.plugins)
732	return self.model_combobox.get_list()
733
734	def populate_menu(self, modelmenu, event_owner):
735	"""
736	Populate a menu with our models
737
738	:param id: first menu event ID to use when binding the menu events
739	:param modelmenu: wx.Menu object to populate
740	:param event_owner: wx object to bind the menu events to
741
742	:return: the next free event ID following the new menu events
743
744	"""
745	## Fill model lists
746	self._getModelList()
747	## store reference to model menu of guiframe
748	self.modelmenu = modelmenu
749	## guiframe reference
750	self.event_owner = event_owner
751
752	shape_submenu = wx.Menu()
753	shape_indep_submenu = wx.Menu()
754	structure_factor = wx.Menu()
755	added_models = wx.Menu()
756	multip_models = wx.Menu()
757	## create menu with shape
758	self._fill_simple_menu(menuinfo=["Shapes",
759	shape_submenu,
760	" simple shape"],
761	list1=self.shape_list)
762
763	self._fill_simple_menu(menuinfo=["Shape-Independent",
764	shape_indep_submenu,
765	"List of shape-independent models"],
766	list1=self.shape_indep_list)
767
768	self._fill_simple_menu(menuinfo=["Structure Factors",
769	structure_factor,
770	"List of Structure factors models"],
771	list1=self.struct_list)
772
773	self._fill_plugin_menu(menuinfo=["Customized Models", added_models,
774	"List of additional models"],
775	list1=self.plugins)
776
777	self._fill_menu(menuinfo=["P(Q)*S(Q)", multip_models,
778	"mulplication of 2 models"],
779	list1=self.multiplication_factor,
780	list2=self.struct_list)
781	return 0
782
783	def _fill_plugin_menu(self, menuinfo, list1):
784	"""
785	fill the plugin menu with costumized models
786	"""
787	if len(list1) == 0:
788	id = wx.NewId()
789	msg = "No model available check plugins.log for errors to fix problem"
790	menuinfo[1].Append(int(id), "Empty", msg)
791	self._fill_simple_menu(menuinfo, list1)
792
793	def _fill_simple_menu(self, menuinfo, list1):
794	"""
795	Fill the menu with list item
796
797	:param modelmenu: the menu to fill
798	:param menuinfo: submenu item for the first column of this modelmenu
799	with info.Should be a list :
800	[name(string) , menu(wx.menu), help(string)]
801	:param list1: contains item (form factor )to fill modelmenu second column
802
803	"""
804	if len(list1) > 0:
805	self.model_combobox.set_list(menuinfo[0], list1)
806
807	for item in list1:
808	try:
809	id = wx.NewId()
810	struct_factor = item()
811	struct_name = struct_factor.__class__.__name__
812	if hasattr(struct_factor, "name"):
813	struct_name = struct_factor.name
814
815	menuinfo[1].Append(int(id), struct_name, struct_name)
816	if not item in self.struct_factor_dict.itervalues():
817	self.struct_factor_dict[str(id)] = item
818	wx.EVT_MENU(self.event_owner, int(id), self._on_model)
819	except:
820	msg = "Error Occured: %s" % sys.exc_value
821	wx.PostEvent(self.event_owner, StatusEvent(status=msg))
822
823	id = wx.NewId()
824	self.modelmenu.AppendMenu(id, menuinfo[0], menuinfo[1], menuinfo[2])
825
826	def _fill_menu(self, menuinfo, list1, list2):
827	"""
828	Fill the menu with list item
829
830	:param menuinfo: submenu item for the first column of this modelmenu
831	with info.Should be a list :
832	[name(string) , menu(wx.menu), help(string)]
833	:param list1: contains item (form factor )to fill modelmenu second column
834	:param list2: contains item (Structure factor )to fill modelmenu
835	third column
836
837	"""
838	if len(list1) > 0:
839	self.model_combobox.set_list(menuinfo[0], list1)
840
841	for item in list1:
842	form_factor = item()
843	form_name = form_factor.__class__.__name__
844	if hasattr(form_factor, "name"):
845	form_name = form_factor.name
846	### store form factor to return to other users
847	newmenu = wx.Menu()
848	if len(list2) > 0:
849	for model in list2:
850	id = wx.NewId()
851	struct_factor = model()
852	name = struct_factor.__class__.__name__
853	if hasattr(struct_factor, "name"):
854	name = struct_factor.name
855	newmenu.Append(id, name, name)
856	wx.EVT_MENU(self.event_owner, int(id), self._on_model)
857	## save form_fact and struct_fact
858	self.form_factor_dict[int(id)] = [form_factor,
859	struct_factor]
860
861	form_id = wx.NewId()
862	menuinfo[1].AppendMenu(int(form_id), form_name,
863	newmenu, menuinfo[2])
864	id = wx.NewId()
865	self.modelmenu.AppendMenu(id, menuinfo[0], menuinfo[1], menuinfo[2])
866
867	def _on_model(self, evt):
868	"""
869	React to a model menu event
870
871	:param event: wx menu event
872
873	"""
874	if int(evt.GetId()) in self.form_factor_dict.keys():
875	from sans.models.MultiplicationModel import MultiplicationModel
876	self.model_dictionary[MultiplicationModel.__name__] = MultiplicationModel
877	model1, model2 = self.form_factor_dict[int(evt.GetId())]
878	model = MultiplicationModel(model1, model2)
879	else:
880	model = self.struct_factor_dict[str(evt.GetId())]()
881
882	#TODO: investigate why the following two lines were left in the code
883	# even though the ModelEvent class doesn't exist
884	#evt = ModelEvent(model=model)
885	#wx.PostEvent(self.event_owner, evt)
886
887	def _get_multifunc_models(self):
888	"""
889	Get the multifunctional models
890	"""
891	for item in self.plugins:
892	try:
893	# check the multiplicity if any
894	if item.multiplicity_info[0] > 1:
895	self.multi_func_list.append(item)
896	except:
897	# pass to other items
898	pass
899
900	def get_model_list(self):
901	"""
902	return dictionary of models for fitpanel use
903
904	"""
905	self.model_combobox.set_list("Shapes", self.shape_list)
906	self.model_combobox.set_list("Shape-Independent",
907	self.shape_indep_list)
908	self.model_combobox.set_list("Structure Factors", self.struct_list)
909	self.model_combobox.set_list("Customized Models", self.plugins)
910	self.model_combobox.set_list("P(Q)*S(Q)", self.multiplication_factor)
911	self.model_combobox.set_list("multiplication",
912	self.multiplication_factor)
913	self.model_combobox.set_list("Multi-Functions", self.multi_func_list)
914	return self.model_combobox.get_list()
915
916	def get_model_name_list(self):
917	"""
918	return regular model name list
919	"""
920	return self.model_name_list
921
922	def get_model_dictionary(self):
923	"""
924	return dictionary linking model names to objects
925	"""
926	return self.model_dictionary
927
928
929	class ModelManager(object):
930	"""
931	implement model
932	"""
933	__modelmanager = ModelManagerBase()
934
935	def findModels(self):
936	return self.__modelmanager.findModels()
937
938	def _getModelList(self):
939	return self.__modelmanager._getModelList()
940
941	def is_changed(self):
942	return self.__modelmanager.is_changed()
943
944	def update(self):
945	return self.__modelmanager.update()
946
947	def pulgins_reset(self):
948	return self.__modelmanager.pulgins_reset()
949
950	def populate_menu(self, modelmenu, event_owner):
951	return self.__modelmanager.populate_menu(modelmenu, event_owner)
952
953	def _on_model(self, evt):
954	return self.__modelmanager._on_model(evt)
955
956	def _get_multifunc_models(self):
957	return self.__modelmanager._get_multifunc_models()
958
959	def get_model_list(self):
960	return self.__modelmanager.get_model_list()
961
962	def get_model_name_list(self):
963	return self.__modelmanager.get_model_name_list()
964
965	def get_model_dictionary(self):
966	return self.__modelmanager.get_model_dictionary()

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SasView

source: sasview/fittingview/src/sans/perspectives/fitting/models.py @ df7a7e3

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