def update_mapping(self, mapping, form):
        try:
            form_field_name = self.fields_mapping[self.field_ident].get_formfield_name()
            mapping[self.name] = form.cleaned_data[form_field_name]
        except __HOLE__:
            pass
dataset/ETHPy150Open fusionbox/django-widgy/widgy/contrib/form_builder/models.py/FieldMappingValue.update_mapping