85             cls = super().__new__(mcls, name, bases, namespace, **kwargs)
86             _abc_init(cls)
87             return cls
89         def register(cls, subclass):  argument
94             return _abc_register(cls, subclass)
96         def __instancecheck__(cls, instance):  argument
98             return _abc_instancecheck(cls, instance)
100         def __subclasscheck__(cls, subclass):  argument
102             return _abc_subclasscheck(cls, subclass)
104         def _dump_registry(cls, file=None):  argument
109              _abc_negative_cache_version) = _get_dump(cls)
116         def _abc_registry_clear(cls):  argument
118             _reset_registry(cls)
120         def _abc_caches_clear(cls):  argument
122             _reset_caches(cls)