diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py index a37bb432969..4d1c50ce735 100644 --- a/Lib/test/test_typing.py +++ b/Lib/test/test_typing.py @@ -4965,12 +4965,20 @@ def test_valid_uses(self): def test_args_kwargs(self): P = ParamSpec('P') + P_2 = ParamSpec('P_2') self.assertIn('args', dir(P)) self.assertIn('kwargs', dir(P)) self.assertIsInstance(P.args, ParamSpecArgs) self.assertIsInstance(P.kwargs, ParamSpecKwargs) self.assertIs(P.args.__origin__, P) self.assertIs(P.kwargs.__origin__, P) + self.assertEqual(P.args, P.args) + self.assertEqual(P.kwargs, P.kwargs) + self.assertNotEqual(P.args, P_2.args) + self.assertNotEqual(P.kwargs, P_2.kwargs) + self.assertNotEqual(P.args, P.kwargs) + self.assertNotEqual(P.kwargs, P.args) + self.assertNotEqual(P.args, P_2.kwargs) self.assertEqual(repr(P.args), "P.args") self.assertEqual(repr(P.kwargs), "P.kwargs") diff --git a/Lib/typing.py b/Lib/typing.py index d1d51306239..0ee5c8596a0 100644 --- a/Lib/typing.py +++ b/Lib/typing.py @@ -859,6 +859,11 @@ def __init__(self, origin): def __repr__(self): return f"{self.__origin__.__name__}.args" + def __eq__(self, other): + if not isinstance(other, ParamSpecArgs): + return NotImplemented + return self.__origin__ == other.__origin__ + class ParamSpecKwargs(_Final, _Immutable, _root=True): """The kwargs for a ParamSpec object. @@ -878,6 +883,11 @@ def __init__(self, origin): def __repr__(self): return f"{self.__origin__.__name__}.kwargs" + def __eq__(self, other): + if not isinstance(other, ParamSpecKwargs): + return NotImplemented + return self.__origin__ == other.__origin__ + class ParamSpec(_Final, _Immutable, _TypeVarLike, _root=True): """Parameter specification variable. diff --git a/Misc/NEWS.d/next/Library/2022-02-07-19-20-42.bpo-46676.3Aws1o.rst b/Misc/NEWS.d/next/Library/2022-02-07-19-20-42.bpo-46676.3Aws1o.rst new file mode 100644 index 00000000000..408412e6ff1 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2022-02-07-19-20-42.bpo-46676.3Aws1o.rst @@ -0,0 +1 @@ +Make :data:`typing.ParamSpec` args and kwargs equal to themselves. Patch by Gregory Beauregard.