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  • Committer: Martin Sandve Alnæs
  • Date: 2011-12-06 12:38:18 UTC
  • Revision ID: martinal@simula.no-20111206123818-7w2rn2i5t2j77nvu
Add checks for mismatch between compute_form_data arguments and previously cached form data. Throwing errors which are a bit more informative instead of causing failures in arbitrary places otherwise in code.

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ufl/algorithms/formdata.py
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# Modified by Anders Logg, 2008.
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#
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# First added:  2008-09-13
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# Last changed: 2011-06-02
 
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# Last changed: 2011-12-06
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from ufl.common import lstr, tstr, estr
 
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from ufl.assertions import ufl_assert
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class FormData(object):
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    """
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                     ("Coefficient names",                  lstr(self.coefficient_names)),
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                     ("Unique elements",                    estr(self.unique_elements)),
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                     ("Unique sub elements",                estr(self.unique_sub_elements))))
 
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    def validate(self, object_names=None, common_cell=None, element_mapping=None):
 
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        object_names = object_names or {}
 
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        element_mapping = element_mapping or {}
 
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        ufl_assert(object_names == self._input_object_names,
 
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                   "Found non-matching object_names in form data validation.")
 
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        ufl_assert(common_cell is None or common_cell == self.cell,
 
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                   "Found non-matching cells in form data validation.")
 
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        ufl_assert(element_mapping == self._input_element_mapping,
 
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                   "Found non-matching element mappings in form data validation.")
 
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