diff options
Diffstat (limited to 'Lib/typing.py')
| -rw-r--r-- | Lib/typing.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Lib/typing.py b/Lib/typing.py index b32ff0c..85d129b 100644 --- a/Lib/typing.py +++ b/Lib/typing.py @@ -1894,7 +1894,7 @@ class Protocol(Generic, metaclass=_ProtocolMeta): annotations = getattr(base, '__annotations__', {}) if (isinstance(annotations, collections.abc.Mapping) and attr in annotations and - issubclass(other, Generic) and other._is_protocol): + issubclass(other, Generic) and getattr(other, '_is_protocol', False)): break else: return NotImplemented @@ -1912,7 +1912,7 @@ class Protocol(Generic, metaclass=_ProtocolMeta): if not (base in (object, Generic) or base.__module__ in _PROTO_ALLOWLIST and base.__name__ in _PROTO_ALLOWLIST[base.__module__] or - issubclass(base, Generic) and base._is_protocol): + issubclass(base, Generic) and getattr(base, '_is_protocol', False)): raise TypeError('Protocols can only inherit from other' ' protocols, got %r' % base) if cls.__init__ is Protocol.__init__: @@ -2059,7 +2059,7 @@ def runtime_checkable(cls): Warning: this will check only the presence of the required methods, not their type signatures! """ - if not issubclass(cls, Generic) or not cls._is_protocol: + if not issubclass(cls, Generic) or not getattr(cls, '_is_protocol', False): raise TypeError('@runtime_checkable can be only applied to protocol classes,' ' got %r' % cls) cls._is_runtime_protocol = True |