Changeset fdef956 in sasview for sansguiframe
- Timestamp:
- Jun 14, 2012 8:05:22 PM (13 years ago)
- Branches:
- master, ESS_GUI, ESS_GUI_Docs, ESS_GUI_batch_fitting, ESS_GUI_bumps_abstraction, ESS_GUI_iss1116, ESS_GUI_iss879, ESS_GUI_iss959, ESS_GUI_opencl, ESS_GUI_ordering, ESS_GUI_sync_sascalc, costrafo411, magnetic_scatt, release-4.1.1, release-4.1.2, release-4.2.2, release_4.0.1, ticket-1009, ticket-1094-headless, ticket-1242-2d-resolution, ticket-1243, ticket-1249, ticket885, unittest-saveload
- Children:
- d7b49576
- Parents:
- 0008f54
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
sansguiframe/src/sans/guiframe/dataFitting.py
r0008f54 rfdef956 364 364 return _str 365 365 366 def _validity_check(self, other): 367 """ 368 Checks that the data lengths are compatible. 369 Checks that the x vectors are compatible. 370 Returns errors vectors equal to original 371 errors vectors if they were present or vectors 372 of zeros when none was found. 373 374 :param other: other data set for operation 375 376 :return: dy for self, dy for other [numpy arrays] 377 378 :raise ValueError: when lengths are not compatible 379 380 """ 381 err_other = None 382 if isinstance(other, Data2D): 383 # Check that data lengths are the same 384 if len(self.data) != len(other.data) or \ 385 len(self.qx_data) != len(other.qx_data) or \ 386 len(self.qy_data) != len(other.qy_data): 387 msg = "Unable to perform operation: data length are not equal" 388 raise ValueError, msg 389 #if len(self.data) < 1: 390 # msg = "Incompatible data sets: I-values do not match" 391 # raise ValueError, msg 392 for ind in range(len(self.data)): 393 if self.qx_data[ind] != other.qx_data[ind]: 394 msg = "Incompatible data sets: qx-values do not match" 395 raise ValueError, msg 396 if self.qy_data[ind] != other.qy_data[ind]: 397 msg = "Incompatible data sets: qy-values do not match" 398 raise ValueError, msg 399 400 # Check that the scales match 401 err_other = other.err_data 402 if other.err_data == None or \ 403 (len(other.err_data) != len(other.data)): 404 err_other = numpy.zeros(len(other.data)) 405 406 # Check that we have errors, otherwise create zero vector 407 err = self.err_data 408 if self.err_data == None or \ 409 (len(self.err_data) != len(self.data)): 410 err = numpy.zeros(len(other.data)) 411 412 return err, err_other 413 414 def _validity_check_union(self, other): 415 """ 416 Checks that the data lengths are compatible. 417 Checks that the x vectors are compatible. 418 Returns errors vectors equal to original 419 errors vectors if they were present or vectors 420 of zeros when none was found. 421 422 :param other: other data set for operation 423 424 :return: bool 425 426 :raise ValueError: when data types are not compatible 427 428 """ 429 if not isinstance(other, Data2D): 430 msg = "Unable to perform operation: different types of data set" 431 raise ValueError, msg 432 return True 433 366 434 def _perform_operation(self, other, operation): 367 435 """
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