test_bases_raises_other_than_attribute_error
test_class_has_no_bases
test_dont_mask_non_attribute_error
test_isinstance_dont_mask_non_attribute_error
test_mask_attribute_error
test_dont_mask_non_attribute_error
test_dont_mask_non_attribute_error_in_cls_arg
test_mask_attribute_error
test_mask_attribute_error_in_cls_arg
test_isinstance_abstract
test_isinstance_normal
test_subclass_abstract
test_subclass_normal
test_subclass_tuple
