fitting.py @ 00b76931

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 00b76931 was c399004, checked in by Gervaise Alina <gervyh@…>, 14 years ago
working on toogle 1D\2D
Property mode set to `100644`
File size: 55.8 KB

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2
3	################################################################################
4	#This software was developed by the University of Tennessee as part of the
5	#Distributed Data Analysis of Neutron Scattering Experiments (DANSE)
6	#project funded by the US National Science Foundation.
7	#
8	#See the license text in license.txt
9	#
10	#copyright 2009, University of Tennessee
11	################################################################################
12
13
14	import re
15	import sys
16	import wx
17	import logging
18	import numpy
19	#import math
20	import string
21	import time
22	#import thread
23	from copy import deepcopy
24
25	import models
26	import fitpage
27
28	from DataLoader.loader import Loader
29	from sans.guiframe.dataFitting import Data2D
30	from sans.guiframe.dataFitting import Data1D
31	from sans.guiframe.events import NewPlotEvent
32	from sans.guiframe.events import StatusEvent
33	from sans.guiframe.events import EVT_SLICER_PANEL
34	from sans.guiframe.events import EVT_REMOVE_DATA
35	from sans.guiframe.events import EVT_SLICER_PARS_UPDATE
36	from sans.guiframe.gui_style import GUIFRAME_ID
37	from sans.guiframe.plugin_base import PluginBase
38
39
40	from .console import ConsoleUpdate
41	from .fitproblem import FitProblem
42	from .fitpanel import FitPanel
43	from .fit_thread import FitThread
44	from .pagestate import Reader
45	from .fitpage import Chi2UpdateEvent
46
47	DEFAULT_BEAM = 0.005
48	DEFAULT_QMIN = 0.001
49	DEFAULT_QMAX = 0.13
50	DEFAULT_NPTS = 50
51	MAX_NBR_DATA = 4
52
53
54	(PageInfoEvent, EVT_PAGE_INFO) = wx.lib.newevent.NewEvent()
55
56
57
58	class Plugin(PluginBase):
59	"""
60	Fitting plugin is used to perform fit
61	"""
62	def __init__(self, standalone=False):
63	PluginBase.__init__(self, name="Fitting", standalone=standalone)
64
65	#Provide list of models existing in the application
66	self.menu_mng = models.ModelManager()
67
68	#list of panel to send to guiframe
69	self.mypanels = []
70	# reference to the current running thread
71	self.calc_2D = None
72	self.calc_1D = None
73	self.calc_fit = None
74
75	# Start with a good default
76	self.elapsed = 0.022
77	# the type of optimizer selected, park or scipy
78	self.fitter = None
79	#let fit ready
80	self.fitproblem_count = None
81	#Flag to let the plug-in know that it is running stand alone
82	self.standalone = True
83	## dictionary of page closed and id
84	self.closed_page_dict = {}
85	## Fit engine
86	self._fit_engine = 'scipy'
87	#List of selected data
88	self.selected_data_list = []
89	## list of slicer panel created to display slicer parameters and results
90	self.slicer_panels = []
91	# model 2D view
92	self.model2D_id = None
93	#keep reference of the simultaneous fit page
94	self.sim_page = None
95
96	#Create a reader for fit page's state
97	self.state_reader = None
98	self._extensions = '.fitv'
99	self.temp_state = []
100	self.state_index = 0
101	self.sfile_ext = None
102	# take care of saving data, model and page associated with each other
103	self.page_finder = {}
104	# Log startup
105	logging.info("Fitting plug-in started")
106
107	def populate_menu(self, owner):
108	"""
109	Create a menu for the Fitting plug-in
110
111	:param id: id to create a menu
112	:param owner: owner of menu
113
114	:return: list of information to populate the main menu
115
116	"""
117	#Menu for fitting
118	self.menu1 = wx.Menu()
119
120	#Set park engine
121	id3 = wx.NewId()
122	scipy_help= "Scipy Engine: Perform Simple fit. More in Help window...."
123	self.menu1.AppendCheckItem(id3, "Simple Fit [Scipy]",scipy_help)
124	wx.EVT_MENU(owner, id3, self._onset_engine_scipy)
125
126	id3 = wx.NewId()
127	park_help = "Park Engine: Perform Complex fit. More in Help window...."
128	self.menu1.AppendCheckItem(id3, "Complex Fit [Park]",park_help)
129	wx.EVT_MENU(owner, id3, self._onset_engine_park)
130
131	self.menu1.FindItemByPosition(0).Check(True)
132	self.menu1.FindItemByPosition(1).Check(False)
133
134	self.menu1.AppendSeparator()
135	id1 = wx.NewId()
136	simul_help = "Simultaneous Fit"
137	self.menu1.Append(id1, '&Simultaneous Page',simul_help)
138	wx.EVT_MENU(owner, id1, self.on_add_sim_page)
139
140	id1 = wx.NewId()
141	simul_help = "Add new fit page"
142	self.menu1.Append(id1, '&Create New Page',simul_help)
143	wx.EVT_MENU(owner, id1, self.on_add_new_page)
144
145	#self.fit_panel.set_model_list(self.menu_mng.get_model_list())
146
147	#create menubar items
148	return [(self.menu1, "Fitting")]
149
150	def on_add_sim_page(self, event):
151	"""
152	Create a page to access simultaneous fit option
153	"""
154	if self.sim_page != None:
155	msg= "Simultaneous Fit page already opened"
156	wx.PostEvent(self.parent, StatusEvent(status= msg))
157	return
158
159	self.sim_page= self.fit_panel.add_sim_page()
160
161	def help(self, evt):
162	"""
163	Show a general help dialog.
164	"""
165	from help_panel import HelpWindow
166	frame = HelpWindow(None, -1, 'HelpWindow')
167	frame.Show(True)
168
169	def get_context_menu(self, plotpanel=None):
170	"""
171	Get the context menu items available for P(r).them allow fitting option
172	for Data2D and Data1D only.
173
174	:param graph: the Graph object to which we attach the context menu
175
176	:return: a list of menu items with call-back function
177
178	:note: if Data1D was generated from Theory1D
179	the fitting option is not allowed
180
181	"""
182	graph = plotpanel.graph
183	fit_option = "Select data for fitting"
184	fit_hint = "Dialog with fitting parameters "
185
186	if graph.selected_plottable not in plotpanel.plots:
187	return []
188	item = plotpanel.plots[graph.selected_plottable]
189	if item.__class__.__name__ is "Data2D":
190	if hasattr(item,"is_data"):
191	if item.is_data:
192	return [[fit_option, fit_hint, self._onSelect]]
193	else:
194	return []
195	return [[fit_option, fit_hint, self._onSelect]]
196	else:
197
198	# if is_data is true , this in an actual data loaded
199	#else it is a data created from a theory model
200	if hasattr(item,"is_data"):
201	if item.is_data:
202	return [[fit_option, fit_hint,
203	self._onSelect]]
204	else:
205	return []
206	return []
207
208
209	def get_panels(self, parent):
210	"""
211	Create and return a list of panel objects
212	"""
213	self.parent = parent
214	#self.parent.Bind(EVT_FITSTATE_UPDATE, self.on_set_state_helper)
215	# Creation of the fit panel
216	self.fit_panel = FitPanel(parent=self.parent, manager=self)
217	self.on_add_new_page(event=None)
218	#Set the manager for the main panel
219	self.fit_panel.set_manager(self)
220	# List of windows used for the perspective
221	self.perspective = []
222	self.perspective.append(self.fit_panel.window_name)
223
224	#index number to create random model name
225	self.index_model = 0
226	self.index_theory= 0
227	self.parent.Bind(EVT_SLICER_PANEL, self._on_slicer_event)
228
229	self.parent.Bind(EVT_REMOVE_DATA, self._closed_fitpage)
230	self.parent.Bind(EVT_SLICER_PARS_UPDATE, self._onEVT_SLICER_PANEL)
231	self.parent._mgr.Bind(wx.aui.EVT_AUI_PANE_CLOSE,self._onclearslicer)
232	#Create reader when fitting panel are created
233	self.state_reader = Reader(self.set_state)
234	#append that reader to list of available reader
235	loader = Loader()
236	loader.associate_file_reader(".fitv", self.state_reader)
237	loader.associate_file_reader(".svs", self.state_reader)
238	from sans.perspectives.calculator.sld_panel import SldPanel
239	#Send the fitting panel to guiframe
240	self.mypanels.append(self.fit_panel)
241	self.mypanels.append(SldPanel(parent=self.parent, base=self.parent))
242	return self.mypanels
243
244	def clear_panel(self):
245	"""
246	"""
247	self.fit_panel.clear_panel()
248
249	def set_default_perspective(self):
250	"""
251	Call back method that True to notify the parent that the current plug-in
252	can be set as default perspective.
253	when returning False, the plug-in is not candidate for an automatic
254	default perspective setting
255	"""
256	return True
257
258	def set_data(self, data_list):
259	"""
260	receive a list of data to fit
261	"""
262	selected_data_list = []
263	if len(data_list) > MAX_NBR_DATA :
264	from fitting_widgets import DataDialog
265	dlg = DataDialog(data_list=data_list, nb_data=MAX_NBR_DATA)
266	if dlg.ShowModal() == wx.ID_OK:
267	selected_data_list = dlg.get_data()
268	else:
269	selected_data_list = data_list
270	for data in selected_data_list:
271	self.add_fit_page(data=data)
272	wx.PostEvent(self.parent, NewPlotEvent(plot=data,
273	title=str(data.title)))
274
275	def set_state(self, state=None, datainfo=None, format=None):
276	"""
277	Call-back method for the fit page state reader.
278	This method is called when a .fitv/.svs file is loaded.
279
280	: param state: PageState object
281	: param datainfo: data
282	"""
283	#state = self.state_reader.get_state()
284	if state != None:
285	# store fitting state in temp_state
286	self.temp_state.append(state)
287	else:
288	self.temp_state = []
289	# index to start with for a new set_state
290	self.state_index = 0
291	# state file format
292	self.sfile_ext = format
293
294	self.on_set_state_helper(event=None)
295
296	def on_set_state_helper(self,event=None):
297	"""
298	Set_state_helper. This actually sets state after plotting data from state file.
299
300	: event: FitStateUpdateEvent called by dataloader.plot_data from guiframe
301	"""
302	if len(self.temp_state) == 0:
303	if self.state_index==0 and len(self.mypanels) <= 0 and self.sfile_ext =='.svs':
304	self.fit_panel.add_default_pages()
305	self.temp_state = []
306	self.state_index = 0
307	return
308
309	try:
310	# Load fitting state
311	state = self.temp_state[self.state_index]
312	#panel state should have model selection to set_state
313	if state.formfactorcombobox != None:
314	#set state
315	data = self.parent.create_gui_data(state.data)
316
317	data.group_id = state.data.group_id
318	self.parent.add_data(data_list=[data])
319	wx.PostEvent(self.parent, NewPlotEvent(plot=data,
320	title=data.title))
321	page = self.fit_panel.set_state(state)
322	else:
323	self.parent.add_data(data_list=[data])
324	wx.PostEvent(self.parent, NewPlotEvent(plot=data,
325	title=data.title))
326	#just set data because set_state won't work
327	data = self.parent.create_gui_data(state.data)
328	data.group_id = state.data.group_id
329	self.add_fit_page(data)
330	caption = panel.window_name
331	self.store_data(page=panel.id, data=data, caption=caption)
332	self.mypanels.append(panel)
333
334	# get ready for the next set_state
335	self.state_index += 1
336
337	#reset state variables to default when all set_state is finished.
338	if len(self.temp_state) == self.state_index:
339
340	self.temp_state = []
341	#self.state_index = 0
342	# Make sure the user sees the fitting panel after loading
343	#self.parent.set_perspective(self.perspective)
344	self.on_perspective(event=None)
345	except:
346	self.state_index==0
347	self.temp_state = []
348	raise
349
350	def save_fit_state(self, filepath, fitstate):
351	"""
352	save fit page state into file
353	"""
354	self.state_reader.write(filename=filepath, fitstate=fitstate)
355
356	def set_fit_range(self, id, qmin, qmax):
357	"""
358	Set the fitting range of a given page
359	"""
360	self.page_finder[id].set_range(qmin=qmin, qmax=qmax)
361
362	def schedule_for_fit(self,value=0, id=None,fitproblem =None):
363	"""
364	Set the fit problem field to 0 or 1 to schedule that problem to fit.
365	Schedule the specified fitproblem or get the fit problem related to
366	the current page and set value.
367
368	:param value: integer 0 or 1
369	:param fitproblem: fitproblem to schedule or not to fit
370
371	"""
372	if fitproblem !=None:
373	fitproblem.schedule_tofit(value)
374	else:
375	self.page_finder[id].schedule_tofit(value)
376
377	def get_page_finder(self):
378	"""
379	return self.page_finder used also by simfitpage.py
380	"""
381	return self.page_finder
382
383	def set_page_finder(self,modelname,names,values):
384	"""
385	Used by simfitpage.py to reset a parameter given the string constrainst.
386
387	:param modelname: the name ot the model for with the parameter has to reset
388	:param value: can be a string in this case.
389	:param names: the paramter name
390
391	:note: expecting park used for fit.
392
393	"""
394	sim_page_id = self.sim_page.id
395	for id, value in self.page_finder.iteritems():
396	if id != sim_page_id:
397	list = value.get_model()
398	model = list[0]
399	if model.name == modelname:
400	value.set_model_param(names, values)
401	break
402
403	def split_string(self,item):
404	"""
405	receive a word containing dot and split it. used to split parameterset
406	name into model name and parameter name example: ::
407
408	paramaterset (item) = M1.A
409	Will return model_name = M1 , parameter name = A
410
411	"""
412	if string.find(item,".")!=-1:
413	param_names= re.split("\.",item)
414	model_name=param_names[0]
415	##Assume max len is 3; eg., M0.radius.width
416	if len(param_names) == 3:
417	param_name=param_names[1]+"."+param_names[2]
418	else:
419	param_name=param_names[1]
420	return model_name,param_name
421
422	def stop_fit(self):
423	"""
424	Stop the fit engine
425	"""
426	if self.calc_fit!= None and self.calc_fit.isrunning():
427	self.calc_fit.stop()
428	wx.PostEvent(self.parent, StatusEvent(status="Fitting \
429	is cancelled" , type="stop"))
430
431	def set_smearer(self, id, smearer, qmin=None, qmax=None, draw=True):
432	"""
433	Get a smear object and store it to a fit problem
434
435	:param smearer: smear object to allow smearing data
436
437	"""
438	if id not in self.page_finder.keys():
439	msg = "Cannot find ID: %s in page_finder" % str(id)
440	raise ValueError, msg
441	self.page_finder[id].set_smearer(smearer)
442	if draw:
443	## draw model 1D with smeared data
444	data = self.page_finder[id].get_fit_data()
445	model = self.page_finder[id].get_model()
446	if model is None:
447	return
448	## if user has already selected a model to plot
449	## redraw the model with data smeared
450	smear = self.page_finder[id].get_smearer()
451	self.draw_model(model=model, data=data, id=id, smearer=smear,
452	qmin=qmin, qmax=qmax)
453
454	def draw_model(self, model, id, data=None, smearer=None,
455	enable1D=True, enable2D=False,
456	state=None,
457	toggle_mode_on=False,
458	qmin=DEFAULT_QMIN, qmax=DEFAULT_QMAX, qstep=DEFAULT_NPTS):
459	"""
460	Draw model.
461
462	:param model: the model to draw
463	:param name: the name of the model to draw
464	:param data: the data on which the model is based to be drawn
465	:param description: model's description
466	:param enable1D: if true enable drawing model 1D
467	:param enable2D: if true enable drawing model 2D
468	:param qmin: Range's minimum value to draw model
469	:param qmax: Range's maximum value to draw model
470	:param qstep: number of step to divide the x and y-axis
471
472	"""
473	if data.__class__.__name__ == "Data1D" or not enable2D:
474	## draw model 1D with no loaded data
475
476	self._draw_model1D(model=model,
477	data=data,
478	id=id,
479	enable1D=enable1D,
480	smearer=smearer,
481	qmin=qmin,
482	qmax=qmax,
483	toggle_mode_on=toggle_mode_on,
484	state=state,
485	qstep=qstep)
486	else:
487	## draw model 2D with no initial data
488	self._draw_model2D(model=model,
489	id=id,
490	data=data,
491	enable2D=enable2D,
492	smearer=smearer,
493	qmin=qmin,
494	qmax=qmax,
495	state=state,
496	toggle_mode_on=toggle_mode_on,
497	qstep=qstep)
498
499	def onFit(self):
500	"""
501	perform fit
502	"""
503	## count the number of fitproblem schedule to fit
504	fitproblem_count = 0
505	for value in self.page_finder.itervalues():
506	if value.get_scheduled() == 1:
507	fitproblem_count += 1
508
509	## if simultaneous fit change automatically the engine to park
510	if fitproblem_count > 1:
511	self._on_change_engine(engine='park')
512
513	self.fitproblem_count = fitproblem_count
514
515	from sans.fit.Fitting import Fit
516	self.fitter = Fit(self._fit_engine)
517
518	if self._fit_engine == "park":
519	engineType = "Simultaneous Fit"
520	else:
521	engineType = "Single Fit"
522
523	fproblemId = 0
524	self.current_pg = None
525	for id, value in self.page_finder.iteritems():
526	try:
527	if value.get_scheduled() == 1:
528	#Get list of parameters name to fit
529	pars = []
530	templist = []
531	page = self.fit_panel.get_page_by_id(id)
532	templist = page.get_param_list()
533	for element in templist:
534	name = str(element[1])
535	pars.append(name)
536	#Set Engine (model , data) related to the page on
537	self._fit_helper(value=value, pars=pars,
538	id=fproblemId, title=engineType)
539	fproblemId += 1
540	self.current_page_id = page
541	except:
542	raise
543	#msg= "%s error: %s" % (engineType, sys.exc_value)
544	#wx.PostEvent(self.parent, StatusEvent(status=msg, info="error",
545	# type="stop"))
546	#return
547	## If a thread is already started, stop it
548	#if self.calc_fit!= None and self.calc_fit.isrunning():
549	# self.calc_fit.stop()
550	#Handler used for park engine displayed message
551	handler = ConsoleUpdate(parent=self.parent,improvement_delta=0.1)
552	## perform single fit
553	if fitproblem_count == 1:
554	calc_fit = FitThread(parent=self.parent,
555	handler = handler,
556	fn=self.fitter,
557	pars=pars,
558	updatefn=handler.update_fit,
559	completefn=self._single_fit_completed)
560	else:
561	## Perform more than 1 fit at the time
562	calc_fit = FitThread(parent=self.parent,
563	handler=handler,
564	fn= self.fitter,
565	completefn= self._simul_fit_completed,
566	updatefn=handler.update_fit)
567
568	calc_fit.queue()
569	self.ready_fit(calc_fit=calc_fit)
570
571	def ready_fit(self, calc_fit):
572	"""
573	Ready for another fit
574	"""
575	if self.fitproblem_count != None and self.fitproblem_count > 1:
576	calc_fit.ready(2.5)
577
578	else:
579	time.sleep(0.4)
580
581	def remove_plot(self, id, theory=False):
582	"""
583	remove model plot when a fit page is closed
584	"""
585	fitproblem = self.page_finder[id]
586	data = fitproblem.get_fit_data()
587	model = fitproblem.get_model()
588	id = None
589	if model is not None:
590	id = data.id + name
591	if theory:
592	id = data.id
593	group_id = data.group_id[len(data.group_id)-1]
594	wx.PostEvent(self.parent, NewPlotEvent(id=id,
595	group_id=group_id,
596	action='remove'))
597
598	def store_data(self, id, data=None, caption=None):
599	"""
600	Helper to save page reference into the plug-in
601
602	:param page: page to store
603
604	"""
605	#create a fitproblem storing all link to data,model,page creation
606	if not id in self.page_finder.keys():
607	self.page_finder[id] = FitProblem()
608	self.page_finder[id].set_fit_data(data)
609	self.page_finder[id].set_fit_tab_caption(caption)
610
611	def on_add_new_page(self, event=None):
612	"""
613	ask fit panel to create a new empty page
614	"""
615	try:
616	page = self.fit_panel.add_empty_page()
617	page_caption = page.window_name
618	# add data associated to the page created
619	if page != None:
620	self.store_data(id=page.id, caption=page_caption,
621	data=page.get_data())
622	wx.PostEvent(self.parent, StatusEvent(status="Page Created",
623	info="info"))
624	else:
625	msg = "Page was already Created"
626	wx.PostEvent(self.parent, StatusEvent(status=msg,
627	info="warning"))
628	except:
629	raise
630	#msg = "Creating Fit page: %s"%sys.exc_value
631	#wx.PostEvent(self.parent, StatusEvent(status=msg, info="error"))
632
633
634	def add_fit_page(self, data):
635	"""
636	given a data, ask to the fitting panel to create a new fitting page,
637	get this page and store it into the page_finder of this plug-in
638	"""
639
640	page = self.fit_panel.set_data(data)
641	page_caption = page.window_name
642	#append Data1D to the panel containing its theory
643	#if theory already plotted
644
645	if page.id in self.page_finder:
646	theory_data = self.page_finder[page.id].get_theory_data()
647
648	if issubclass(data.__class__, Data2D):
649	data.group_id.append(wx.NewId())
650	if theory_data is not None:
651	group_id = str(page.id) + " Model1D"
652	if group_id in theory_data.group_id:
653	theory_data.group_id.remove(group_id)
654	wx.PostEvent(self.parent,
655	NewPlotEvent(group_id=group_id,
656	action="delete"))
657	else:
658	if theory_data is not None:
659	group_id = str(page.id) + " Model2D"
660	if group_id in theory_data.group_id:
661	theory_data.group_id.remove(group_id)
662	data_group_id = theory_data.group_id[len(theory_data.group_id)-1]
663	if data_group_id not in data.group_id:
664	data.group_id.append(data_group_id)
665	wx.PostEvent(self.parent,
666	NewPlotEvent(group_id=group_id,
667	action="delete"))
668
669	self.parent.update_data(prev_data=theory_data, new_data=data)
670	self.store_data(id=page.id, data=data, caption=page.window_name)
671	if self.sim_page is not None:
672	self.sim_page.draw_page()
673
674	def _onEVT_SLICER_PANEL(self, event):
675	"""
676	receive and event telling to update a panel with a name starting with
677	event.panel_name. this method update slicer panel for a given interactor.
678
679	:param event: contains type of slicer , paramaters for updating the panel
680	and panel_name to find the slicer 's panel concerned.
681	"""
682	for item in self.parent.panels:
683	if self.parent.panels[item].window_caption.startswith(event.panel_name):
684	self.parent.panels[item].set_slicer(event.type, event.params)
685
686	self.parent._mgr.Update()
687
688	def _closed_fitpage(self, event):
689	"""
690	request fitpanel to close a given page when its unique data is removed
691	from the plot. close fitpage only when the a loaded data is removed
692	"""
693	if event is None or event.data is None:
694	return
695
696	if hasattr(event.data,"is_data"):
697	if not event.data.is_data or \
698	event.data.__class__.__name__=="Data1D":
699	self.fit_panel.close_page_with_data(event.data)
700
701	def _add_page_onmenu(self, name,fitproblem=None):
702	"""
703	Add name of a closed page of fitpanel in a menu
704	"""
705	list = self.menu1.GetMenuItems()
706	for item in list:
707	if name == item.GetItemLabel():
708	self.closed_page_dict[name][1] = fitproblem
709
710	if not name in self.closed_page_dict.keys():
711	# Post paramters
712	event_id = wx.NewId()
713	self.menu1.Append(event_id, name, "Show %s fit panel" % name)
714	self.closed_page_dict[name]= [event_id, fitproblem]
715	wx.EVT_MENU(self.parent,event_id, self._open_closed_page)
716
717	def _open_closed_page(self, event):
718	"""
719	reopen a closed page
720	"""
721	for name, value in self.closed_page_dict.iteritems():
722	if event.GetId() in value:
723	id,fitproblem = value
724	if name !="Model":
725	data= fitproblem.get_fit_data()
726	page = self.fit_panel.add_fit_page(data= data,reset=True)
727	if fitproblem != None:
728	self.page_finder[id] = fitproblem
729	if self.sim_page != None:
730	self.sim_page.draw_page()
731
732	else:
733	model = fitproblem
734	self.fit_panel.add_model_page(model=model, topmenu=True,
735	reset= True)
736	break
737
738	def _reset_schedule_problem(self, id, value=0):
739	"""
740	unschedule or schedule all fitproblem to be fit
741	"""
742	for page_id in self.page_finder.keys():
743	self.page_finder[id].schedule_tofit(value)
744
745	def _fit_helper(self, pars, value, id, title="Single Fit " ):
746	"""
747	helper for fitting
748	"""
749	metadata = value.get_fit_data()
750	model = value.get_model()
751	smearer = value.get_smearer()
752	qmin, qmax = value.get_range()
753	self.fit_id = id
754	#Create list of parameters for fitting used
755	templist = []
756
757	try:
758	#Extra list of parameters and their constraints
759	listOfConstraint = []
760
761	param = value.get_model_param()
762	if len(param) > 0:
763	for item in param:
764	## check if constraint
765	if item[0] != None and item[1] != None:
766	listOfConstraint.append((item[0],item[1]))
767
768	#Do the single fit
769	self.fitter.set_model(model, self.fit_id,
770	pars, constraints=listOfConstraint)
771
772	self.fitter.set_data(data=metadata, id=self.fit_id,
773	smearer=smearer, qmin=qmin, qmax=qmax)
774
775	self.fitter.select_problem_for_fit(id=self.fit_id,
776	value=value.get_scheduled())
777	value.clear_model_param()
778	except:
779	raise
780	#msg = title + " error: %s" % sys.exc_value
781	#wx.PostEvent(self.parent, StatusEvent(status=msg, type="stop"))
782
783	def _onSelect(self,event):
784	"""
785	when Select data to fit a new page is created .Its reference is
786	added to self.page_finder
787	"""
788	self.panel = event.GetEventObject()
789	Plugin.on_perspective(self, event=event)
790	for plottable in self.panel.graph.plottables:
791	if plottable.__class__.__name__ in ["Data1D", "Theory1D"]:
792	if plottable.name == self.panel.graph.selected_plottable:
793	data = plottable
794	self.add_fit_page(data=data)
795	return
796	else:
797	data = plottable
798	self.add_fit_page(data=data)
799
800	def _single_fit_completed(self,result, pars, elapsed=None):
801	"""
802	Display fit result on one page of the notebook.
803
804	:param result: result of fit
805	:param pars: list of names of parameters fitted
806	:param current_pg: the page where information will be displayed
807	:param qmin: the minimum value of x to replot the model
808	:param qmax: the maximum value of x to replot model
809
810	"""
811	try:
812	if result ==None:
813	msg= "Simple Fitting Stop !!!"
814	wx.PostEvent(self.parent, StatusEvent(status=msg,info="warning",
815	type="stop"))
816	return
817	if not numpy.isfinite(result.fitness) or \
818	numpy.any(result.pvec == None) or \
819	not numpy.all(numpy.isfinite(result.pvec)):
820	msg = "Single Fitting did not converge!!!"
821	wx.PostEvent(self.parent,
822	StatusEvent(status=msg, type="stop"))
823	return
824	page_id = None
825	for id, value in self.page_finder.iteritems():
826	if value.get_scheduled()==1:
827	model = value.get_model()
828	page_id = id
829	break
830	param_name = []
831	i = 0
832	for name in pars:
833	param_name.append(name)
834
835	cpage = self.fit_panel.get_page_by_id(page_id)
836	cpage.onsetValues(result.fitness,
837	param_name, result.pvec,result.stderr)
838
839	except:
840	msg = "Single Fit completed but Following"
841	msg += " error occurred:%s" % sys.exc_value
842	wx.PostEvent(self.parent, StatusEvent(status=msg, info="error",
843	type="stop"))
844	return
845
846	def _simul_fit_completed(self, result, pars=None, elapsed=None):
847	"""
848	Parameter estimation completed,
849	display the results to the user
850
851	:param alpha: estimated best alpha
852	:param elapsed: computation time
853
854	"""
855	## fit more than 1 model at the same time
856	try:
857	msg = ""
858	if result ==None:
859	msg= "Complex Fitting Stop !!!"
860	wx.PostEvent(self.parent, StatusEvent(status=msg,type="stop"))
861	return
862	if not numpy.isfinite(result.fitness) or numpy.any(result.pvec ==None )or not numpy.all(numpy.isfinite(result.pvec) ):
863	msg= "Simultaneous Fitting did not converge!!!"
864	wx.PostEvent(self.parent, StatusEvent(status=msg,type="stop"))
865	return
866
867	for id, value in self.page_finder.iteritems():
868	if value.get_scheduled() == 1:
869	model = value.get_model()
870	data = value.get_fit_data()
871	small_param_name = []
872	small_out = []
873	small_cov = []
874	i = 0
875	#Separate result in to data corresponding to each page
876	for p in result.parameters:
877	model_name,param_name = self.split_string(p.name)
878	if model.name == model_name:
879	p_name= model.name+"."+param_name
880	if p.name == p_name:
881	if p.value != None and numpy.isfinite(p.value):
882	small_out.append(p.value )
883	small_param_name.append(param_name)
884	small_cov.append(p.stderr)
885
886	# Display result on each page
887	cpage = self.fit_panel.get_page_by_id(id)
888	cpage.onsetValues(result.fitness,
889	small_param_name,
890	small_out,small_cov)
891	except:
892	raise
893	#msg= "Simultaneous Fit completed"
894	#msg +=" but Following error occurred:%s"%sys.exc_value
895	#wx.PostEvent(self.parent, StatusEvent(status=msg,type="stop"))
896	#return
897
898	def _on_show_panel(self, event):
899	"""
900	"""
901	pass
902
903	def _onset_engine_park(self,event):
904	"""
905	set engine to park
906	"""
907	self._on_change_engine('park')
908
909	def _onset_engine_scipy(self,event):
910	"""
911	set engine to scipy
912	"""
913	self._on_change_engine('scipy')
914
915	def _on_slicer_event(self, event):
916	"""
917	Receive a panel as event and send it to guiframe
918
919	:param event: event containing a panel
920
921	"""
922	if event.panel is not None:
923	new_panel = event.panel
924	self.slicer_panels.append(event.panel)
925	# Set group ID if available
926	event_id = self.parent.popup_panel(new_panel)
927	#self.menu3.Append(event_id, new_panel.window_caption,
928	# "Show %s plot panel" % new_panel.window_caption)
929	# Set id to allow us to reference the panel later
930
931	new_panel.uid = event_id
932	self.mypanels.append(new_panel)
933
934	def _onclearslicer(self, event):
935	"""
936	Clear the boxslicer when close the panel associate with this slicer
937	"""
938	name =event.GetPane().caption
939
940	for panel in self.slicer_panels:
941	if panel.window_caption==name:
942
943	for item in self.parent.panels:
944	if hasattr(self.parent.panels[item],"uid"):
945	if self.parent.panels[item].uid ==panel.base.uid:
946	self.parent.panels[item].onClearSlicer(event)
947	self.parent._mgr.Update()
948	break
949	break
950
951	def _return_engine_type(self):
952	"""
953	return the current type of engine
954	"""
955	return self._fit_engine
956
957
958	def _on_change_engine(self, engine='park'):
959	"""
960	Allow to select the type of engine to perform fit
961
962	:param engine: the key work of the engine
963
964	"""
965	## saving fit engine name
966	self._fit_engine = engine
967	## change menu item state
968	if engine=="park":
969	self.menu1.FindItemByPosition(0).Check(False)
970	self.menu1.FindItemByPosition(1).Check(True)
971	else:
972	self.menu1.FindItemByPosition(0).Check(True)
973	self.menu1.FindItemByPosition(1).Check(False)
974	## post a message to status bar
975	msg = "Engine set to: %s" % self._fit_engine
976	wx.PostEvent(self.parent,
977	StatusEvent(status=msg))
978	## Bind every open fit page with a newevent to
979	#know the current fitting engine
980	#import fitpage
981	event = fitpage.FitterTypeEvent()
982	event.type = self._fit_engine
983	wx.PostEvent(self.fit_panel, event)
984
985	def _on_model_panel(self, evt):
986	"""
987	react to model selection on any combo box or model menu.plot the model
988
989	:param evt: wx.combobox event
990
991	"""
992	model = evt.model
993	id = evt.id
994	qmin = evt.qmin
995	qmax = evt.qmax
996	smearer = evt.smearer
997	if model == None:
998	return
999
1000	if self.page_finder[id].get_model() is None:
1001	model.name = "M" + str(self.index_model)
1002	self.index_model += 1
1003	else:
1004	model.name = self.page_finder[id].get_model().name
1005	# save the name containing the data name with the appropriate model
1006	self.page_finder[id].set_model(model)
1007	self.page_finder[id].set_range(qmin=qmin, qmax=qmax)
1008	if self.sim_page is not None:
1009	self.sim_page.draw_page()
1010
1011	def _update1D(self,x, output):
1012	"""
1013	Update the output of plotting model 1D
1014	"""
1015	msg = "Plot updating ... "
1016	wx.PostEvent(self.parent, StatusEvent(status=msg,type="update"))
1017	self.ready_fit()
1018	#self.calc_thread.ready(0.01)
1019
1020	def _fill_default_model2D(self, theory,id, qmax,qstep, qmin=None):
1021	"""
1022	fill Data2D with default value
1023
1024	:param theory: Data2D to fill
1025
1026	"""
1027	from DataLoader.data_info import Detector, Source
1028
1029	detector = Detector()
1030	theory.detector.append(detector)
1031	theory.source= Source()
1032
1033	## Default values
1034	theory.detector[0].distance= 8000 # mm
1035	theory.source.wavelength= 6 # A
1036	theory.detector[0].pixel_size.x= 5 # mm
1037	theory.detector[0].pixel_size.y= 5 # mm
1038
1039	theory.detector[0].beam_center.x= qmax
1040	theory.detector[0].beam_center.y= qmax
1041
1042	## create x_bins and y_bins of the model 2D
1043	pixel_width_x = theory.detector[0].pixel_size.x
1044	pixel_width_y = theory.detector[0].pixel_size.y
1045	center_x = theory.detector[0].beam_center.x/pixel_width_x
1046	center_y = theory.detector[0].beam_center.y/pixel_width_y
1047
1048	# theory default: assume the beam
1049	#center is located at the center of sqr detector
1050	xmax = qmax
1051	xmin = -qmax
1052	ymax = qmax
1053	ymin = -qmax
1054
1055	x= numpy.linspace(start= -1*qmax,
1056	stop=qmax,
1057	num=qstep,
1058	endpoint=True)
1059	y = numpy.linspace(start=-1*qmax,
1060	stop= qmax,
1061	num= qstep,
1062	endpoint=True)
1063
1064	## use data info instead
1065	new_x = numpy.tile(x, (len(y),1))
1066	new_y = numpy.tile(y, (len(x),1))
1067	new_y = new_y.swapaxes(0,1)
1068
1069	# all data reuire now in 1d array
1070	qx_data = new_x.flatten()
1071	qy_data = new_y.flatten()
1072
1073	q_data = numpy.sqrt(qx_dataqx_data+qy_dataqy_data)
1074	# set all True (standing for unmasked) as default
1075	mask = numpy.ones(len(qx_data), dtype = bool)
1076
1077	# calculate the range of qx and qy: this way,
1078	# it is a little more independent
1079	x_size = xmax- xmin
1080	y_size = ymax -ymin
1081
1082	# store x and y bin centers in q space
1083	x_bins = x
1084	y_bins = y
1085	# bin size: x- & y-directions
1086	xstep = x_size/len(x_bins-1)
1087	ystep = y_size/len(y_bins-1)
1088
1089	#theory.data = numpy.zeros(len(mask))
1090	theory.err_data = numpy.ones(len(mask))
1091	theory.qx_data = qx_data
1092	theory.qy_data = qy_data
1093	theory.q_data = q_data
1094	theory.mask = mask
1095	theory.x_bins = x_bins
1096	theory.y_bins = y_bins
1097
1098	# max and min taking account of the bin sizes
1099	theory.xmin = xmin
1100	theory.xmax = xmax
1101	theory.ymin = ymin
1102	theory.ymax = ymax
1103	group_id = str(id) + " Model2D"
1104	if group_id not in theory.group_id:
1105	theory.group_id.append(group_id)
1106	theory.id = str(id) + " Model2D"
1107
1108
1109	def _complete1D(self, x,y, id, elapsed,index,model,
1110	toggle_mode_on=False,state=None, data=None):
1111	"""
1112	Complete plotting 1D data
1113	"""
1114	try:
1115	new_plot = Data1D(x=x, y=y)
1116	new_plot.symbol = GUIFRAME_ID.CURVE_SYMBOL_NUM
1117	if data != None:
1118	_xaxis, _xunit = data.get_xaxis()
1119	_yaxis, _yunit = data.get_yaxis()
1120	new_plot.title = data.name
1121	#if the theory is already plotted use the same group id
1122	#to replot
1123	if id in self.page_finder:
1124	theory_data = self.page_finder[id].get_theory_data()
1125	if theory_data is not None:
1126	group_id = theory_data.group_id[len(theory_data.group_id)-1]
1127	if group_id not in data.group_id:
1128	data.group_id.append(group_id)
1129	#data is plotted before the theory, then take its group_id
1130	#assign to the new theory
1131	group_id = data.group_id[len(data.group_id)-1]
1132	if group_id not in new_plot.group_id:
1133	new_plot.group_id.append(group_id)
1134
1135	else:
1136	_xaxis, _xunit = "\\rm{Q}", 'A^{-1}'
1137	_yaxis, _yunit = "\\rm{Intensity} ", "cm^{-1}"
1138	new_plot.title = "Analytical model 1D "
1139	#find a group id to plot theory without data
1140	group_id = str(id) + " Model1D"
1141	if group_id not in new_plot.group_id:
1142	new_plot.group_id.append(group_id)
1143	new_plot.is_data = False
1144	new_plot.id = str(id) + " Model1D"
1145
1146	#find if this theory was already plotted and replace that plot given
1147	#the same id
1148	if id in self.page_finder:
1149	theory_data = self.page_finder[id].get_theory_data()
1150	if theory_data is not None:
1151	new_plot.id = theory_data.id
1152
1153	new_plot.name = model.name + " ["+ str(model.__class__.__name__)+ "]"
1154	new_plot.xaxis(_xaxis, _xunit)
1155	new_plot.yaxis(_yaxis, _yunit)
1156	if toggle_mode_on:
1157	new_plot.id = str(id) + " Model"
1158	wx.PostEvent(self.parent,
1159	NewPlotEvent(group_id=str(id) + " Model2D",
1160	action="Hide"))
1161
1162	self.page_finder[id].set_theory_data(new_plot)
1163	if data is None:
1164	theory_data = self.page_finder[id].get_theory_data()
1165	self.parent.add_data_helper(data_list=[theory_data])
1166	data_id = theory_data.id
1167	else:
1168	data_id = data.id
1169
1170	self.parent.append_theory(data_id=data_id,
1171	theory=new_plot, state=state)
1172
1173	wx.PostEvent(self.parent, NewPlotEvent(plot=new_plot,
1174	title= str(new_plot.title)))
1175	current_pg = self.fit_panel.get_page_by_id(id)
1176	wx.PostEvent(current_pg,
1177	Chi2UpdateEvent(output=self._cal_chisqr(data=data,
1178	id=id,
1179	index=index)))
1180	msg = "Plot 1D complete !"
1181	wx.PostEvent( self.parent, StatusEvent(status=msg, type="stop" ))
1182	except:
1183	raise
1184	#msg = " Error occurred when drawing %s Model 1D: " % new_plot.name
1185	#msg += " %s" % sys.exc_value
1186	#wx.PostEvent(self.parent, StatusEvent(status=msg, type="stop"))
1187
1188	def _update2D(self, output,time=None):
1189	"""
1190	Update the output of plotting model
1191	"""
1192	wx.PostEvent(self.parent, StatusEvent(status="Plot \
1193	#updating ... ", type="update"))
1194	self.ready_fit()
1195	#self.calc_thread.ready(0.01)
1196
1197	def _complete2D(self, image, data, model, id, elapsed, index, qmin,
1198	qmax, toggle_mode_on=False,state=None,qstep=DEFAULT_NPTS):
1199	"""
1200	Complete get the result of modelthread and create model 2D
1201	that can be plot.
1202	"""
1203	err_image = numpy.zeros(numpy.shape(image))
1204
1205	new_plot= Data2D(image=image, err_image=err_image)
1206	new_plot.name = model.name
1207
1208	if data is None:
1209	self._fill_default_model2D(theory=new_plot,
1210	qmax=qmax,
1211	id=id,
1212	qstep=qstep,
1213	qmin= qmin)
1214
1215	else:
1216	new_plot.id = str(id) + " Model2D"
1217	group_id = str(id) + " Model2D"
1218	if group_id not in new_plot.group_id:
1219	new_plot.group_id.append(group_id)
1220
1221	new_plot.x_bins = data.x_bins
1222	new_plot.y_bins = data.y_bins
1223	new_plot.detector = data.detector
1224	new_plot.source = data.source
1225	new_plot.is_data = False
1226	new_plot.qx_data = data.qx_data
1227	new_plot.qy_data = data.qy_data
1228	new_plot.q_data = data.q_data
1229	#numpy.zeros(len(data.err_data))#data.err_data
1230	new_plot.err_data = err_image
1231	new_plot.mask = data.mask
1232	## plot boundaries
1233	new_plot.ymin = data.ymin
1234	new_plot.ymax = data.ymax
1235	new_plot.xmin = data.xmin
1236	new_plot.xmax = data.xmax
1237	new_plot.name = model.name + " ["+ str(model.__class__.__name__)+ "]"
1238	new_plot.title = "Analytical model 2D "
1239	theory_data = deepcopy(new_plot)
1240	theory_data.name = "Unknown"
1241	if toggle_mode_on:
1242	new_plot.id = str(id) + " Model"
1243	wx.PostEvent(self.parent,
1244	NewPlotEvent(group_id=str(id) + " Model1D",
1245	action="Hide"))
1246	self.page_finder[id].set_theory_data(theory_data)
1247
1248	if data is None:
1249	theory_data = self.page_finder[id].get_theory_data()
1250	self.parent.add_data_helper(data_list=[theory_data])
1251	data_id = theory_data.id
1252	else:
1253	data_id = data.id
1254
1255	self.parent.append_theory(data_id=data_id,
1256	theory=new_plot, state=state)
1257	## plot
1258	wx.PostEvent(self.parent, NewPlotEvent(plot=new_plot,
1259	title=new_plot.title))
1260	# Chisqr in fitpage
1261	current_pg = self.fit_panel.get_page_by_id(id)
1262	wx.PostEvent(current_pg,
1263	Chi2UpdateEvent(output=self._cal_chisqr(data=data, id=id, index=index)))
1264	msg = "Plot 2D complete !"
1265	wx.PostEvent(self.parent, StatusEvent(status=msg, type="stop"))
1266
1267	def _draw_model2D(self, model, id, data=None, smearer=None,
1268	description=None, enable2D=False,
1269	state=None,
1270	toggle_mode_on=False,
1271	qmin=DEFAULT_QMIN, qmax=DEFAULT_QMAX,
1272	qstep=DEFAULT_NPTS):
1273	"""
1274	draw model in 2D
1275
1276	:param model: instance of the model to draw
1277	:param description: the description of the model
1278	:param enable2D: when True allows to draw model 2D
1279	:param qmin: the minimum value to draw model 2D
1280	:param qmax: the maximum value to draw model 2D
1281	:param qstep: the number of division of Qx and Qy of the model to draw
1282
1283	"""
1284	x= numpy.linspace(start=-1*qmax,
1285	stop=qmax,
1286	num=qstep,
1287	endpoint=True)
1288	y = numpy.linspace(start= -1*qmax,
1289	stop=qmax,
1290	num=qstep,
1291	endpoint=True)
1292	if model is None:
1293	msg = "Panel with ID: %s does not contained model" % str(id)
1294	raise ValueError, msg
1295	## use data info instead
1296	if data is not None:
1297	## check if data2D to plot
1298	if hasattr(data, "x_bins"):
1299	enable2D = True
1300	x = data.x_bins
1301	y = data.y_bins
1302
1303	if not enable2D:
1304	return None, None
1305	try:
1306	from model_thread import Calc2D
1307	## If a thread is already started, stop it
1308	if (self.calc_2D is not None) and self.calc_2D.isrunning():
1309	self.calc_2D.stop()
1310
1311	self.calc_2D = Calc2D(x=x,
1312	y=y,
1313	model=model,
1314	data=data,
1315	id=id,
1316	smearer=smearer,
1317	qmin=qmin,
1318	qmax=qmax,
1319	qstep=qstep,
1320	toggle_mode_on=toggle_mode_on,
1321	state=state,
1322	completefn=self._complete2D,
1323	updatefn=self._update2D)
1324	self.calc_2D.queue()
1325
1326	except:
1327	raise
1328	#msg = " Error occurred when drawing %s Model 2D: " % model.name
1329	#msg += " %s" % sys.exc_value
1330	#wx.PostEvent(self.parent, StatusEvent(status=msg))
1331
1332	def _draw_model1D(self, model, id, data=None, smearer=None,
1333	qmin=DEFAULT_QMIN, qmax=DEFAULT_QMAX,
1334	state=None,
1335	toggle_mode_on=False,
1336	qstep=DEFAULT_NPTS, enable1D=True):
1337	"""
1338	Draw model 1D from loaded data1D
1339
1340	:param data: loaded data
1341	:param model: the model to plot
1342
1343	"""
1344	x= numpy.linspace(start=qmin,
1345	stop=qmax,
1346	num=qstep,
1347	endpoint=True
1348	)
1349	if data is not None:
1350	## check for data2D
1351	if hasattr(data,"x_bins"):
1352	return
1353	x = data.x
1354	if qmin == DEFAULT_QMIN :
1355	qmin = min(data.x)
1356	if qmax == DEFAULT_QMAX:
1357	qmax = max(data.x)
1358	if not enable1D:
1359	return
1360	try:
1361	from model_thread import Calc1D
1362	## If a thread is already started, stop it
1363	if (self.calc_1D is not None) and self.calc_1D.isrunning():
1364	self.calc_1D.stop()
1365	self.calc_1D = Calc1D(x=x,
1366	data=data,
1367	model=model,
1368	id=id,
1369	qmin=qmin,
1370	qmax=qmax,
1371	smearer=smearer,
1372	state=state,
1373	toggle_mode_on=toggle_mode_on,
1374	completefn=self._complete1D,
1375	updatefn=self._update1D)
1376	self.calc_1D.queue()
1377
1378	except:
1379	msg = " Error occurred when drawing %s Model 1D: " % model.name
1380	msg += " %s" % sys.exc_value
1381	wx.PostEvent(self.parent, StatusEvent(status=msg))
1382
1383	def _cal_chisqr(self, id, data=None, index=None):
1384	"""
1385	Get handy Chisqr using the output from draw1D and 2D,
1386	instead of calling expansive CalcChisqr in guithread
1387	"""
1388	# default chisqr
1389	chisqr = None
1390
1391	# return None if data == None
1392	if data == None: return chisqr
1393
1394	# Get data: data I, theory I, and data dI in order
1395	if data.__class__.__name__ =="Data2D":
1396	if index == None:
1397	index = numpy.ones(len(data.data),ntype=bool)
1398	# get rid of zero error points
1399	index = index & (data.err_data != 0)
1400	fn = data.data[index]
1401	theory_data = self.page_finder[id].get_theory_data()
1402	gn = theory_data.data[index]
1403	en = data.err_data[index]
1404	else:
1405	# 1 d theory from model_thread is only in the range of index
1406	if index == None:
1407	index = numpy.ones(len(data.y), ntype=bool)
1408	if data.dy == None or data.dy == []:
1409	dy = numpy.ones(len(data.y))
1410	else:
1411	## Set consitently w/AbstractFitengine:
1412	# But this should be corrected later.
1413	dy = data.dy
1414	dy[dy==0] = 1
1415	fn = data.y[index]
1416	theory_data = self.page_finder[id].get_theory_data()
1417	gn = theory_data.y
1418	en = dy[index]
1419	# residual
1420	res = (fn - gn)/en
1421	# get chisqr only w/finite
1422	val = res[numpy.isfinite(res)]*res[numpy.isfinite(res)]
1423	chisqr = numpy.average(val)
1424	return chisqr
1425
1426
1427	#def profile(fn, args, *kw):
1428	# import cProfile, pstats, os
1429	# global call_result
1430	# def call():
1431	# global call_result
1432	# call_result = fn(args, *kw)
1433	# cProfile.runctx('call()', dict(call=call), {}, 'profile.out')
1434	# stats = pstats.Stats('profile.out')
1435	# #stats.sort_stats('time')
1436	# stats.sort_stats('calls')
1437	# stats.print_stats()
1438	# os.unlink('profile.out')
1439	# return call_result
1440	if __name__ == "__main__":
1441	i = Plugin()
1442
1443
1444
1445

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SasView

source: sasview/sansview/perspectives/fitting/fitting.py @ 00b76931

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