Test failure with PyYAML 5.4.1

[dotlambda]

============================= test session starts ==============================
platform linux -- Python 3.8.7, pytest-6.1.2, py-1.9.0, pluggy-0.13.1
rootdir: /build/ddt-1.4.1
collected 18 items / 1 error / 17 selected

==================================== ERRORS ====================================
____________________ ERROR collecting test/test_example.py _____________________
test/test_example.py:153: in <module>
    class YamlOnlyTestCase(unittest.TestCase):
ddt.py:372: in ddt
    return wrapper(arg) if inspect.isclass(arg) else wrapper
ddt.py:366: in wrapper
    process_file_data(cls, name, func, file_attr)
ddt.py:254: in process_file_data
    data = yaml.load(f, Loader=yaml_loader)
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/__init__.py:114: in load
    return loader.get_single_data()
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/constructor.py:51: in get_single_data
    return self.construct_document(node)
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/constructor.py:60: in construct_document
    for dummy in generator:
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/constructor.py:413: in construct_yaml_map
    value = self.construct_mapping(node)
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/constructor.py:218: in construct_mapping
    return super().construct_mapping(node, deep=deep)
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/constructor.py:143: in construct_mapping
    value = self.construct_object(value_node, deep=deep)
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/constructor.py:100: in construct_object
    data = constructor(self, node)
/nix/store/lpl17r5zrayqvxflsiylwjxzz7wb04n6-python3.8-PyYAML-5.4.1/lib/python3.8/site-packages/yaml/constructor.py:427: in construct_undefined
    raise ConstructorError(None, None,
E   yaml.constructor.ConstructorError: could not determine a constructor for the tag 'tag:yaml.org,2002:python/object:test.test_example.MyClass'
E     in "/build/ddt-1.4.1/test/data/test_custom_yaml_loader.yaml", line 36, column 13
=============================== warnings summary ===============================
ddt.py:43
  /build/ddt-1.4.1/ddt.py:43: PytestCollectionWarning: cannot collect test class 'TestNameFormat' because it has a __new__ constructor (from: test/test_functional.py)
    class TestNameFormat(Enum):

-- Docs: https://docs.pytest.org/en/stable/warnings.html
=========================== short test summary info ============================
ERROR test/test_example.py - yaml.constructor.ConstructorError: could not det...
!!!!!!!!!!!!!!!!!!!! Interrupted: 1 error during collection !!!!!!!!!!!!!!!!!!!!
========================= 1 warning, 1 error in 0.51s ==========================

[MeggyCal]

will be fixed by #96

[wswld]

#96 was merged, I will make a release later today.

[wswld]

@dotlambda @MeggyCal should be resolved in version 1.4.2

[MeggyCal]

thanks a lot!