diff options
| -rw-r--r-- | Lib/test/test_typing.py | 12 | ||||
| -rw-r--r-- | Lib/typing.py | 5 | ||||
| -rw-r--r-- | Misc/ACKS | 1 | ||||
| -rw-r--r-- | Misc/NEWS.d/next/Library/2022-01-11-15-54-15.bpo-46333.B1faiF.rst | 4 |
4 files changed, 20 insertions, 2 deletions
diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py index 2842e28..c4c0600 100644 --- a/Lib/test/test_typing.py +++ b/Lib/test/test_typing.py @@ -2658,6 +2658,10 @@ class ForwardRefTests(BaseTestCase): fr = typing.ForwardRef('int') self.assertEqual(fr, typing.ForwardRef('int')) self.assertNotEqual(List['int'], List[int]) + self.assertNotEqual(fr, typing.ForwardRef('int', module=__name__)) + frm = typing.ForwardRef('int', module=__name__) + self.assertEqual(frm, typing.ForwardRef('int', module=__name__)) + self.assertNotEqual(frm, typing.ForwardRef('int', module='__other_name__')) def test_forward_equality_gth(self): c1 = typing.ForwardRef('C') @@ -2694,6 +2698,14 @@ class ForwardRefTests(BaseTestCase): self.assertEqual(hash(c1_gth), hash(c2_gth)) self.assertEqual(hash(c1), hash(c1_gth)) + c3 = typing.ForwardRef('int', module=__name__) + c4 = typing.ForwardRef('int', module='__other_name__') + + self.assertNotEqual(hash(c3), hash(c1)) + self.assertNotEqual(hash(c3), hash(c1_gth)) + self.assertNotEqual(hash(c3), hash(c4)) + self.assertEqual(hash(c3), hash(typing.ForwardRef('int', module=__name__))) + def test_forward_equality_namespace(self): class A: pass diff --git a/Lib/typing.py b/Lib/typing.py index 135ca58..5d900dd 100644 --- a/Lib/typing.py +++ b/Lib/typing.py @@ -705,10 +705,11 @@ class ForwardRef(_Final, _root=True): if self.__forward_evaluated__ and other.__forward_evaluated__: return (self.__forward_arg__ == other.__forward_arg__ and self.__forward_value__ == other.__forward_value__) - return self.__forward_arg__ == other.__forward_arg__ + return (self.__forward_arg__ == other.__forward_arg__ and + self.__forward_module__ == other.__forward_module__) def __hash__(self): - return hash(self.__forward_arg__) + return hash((self.__forward_arg__, self.__forward_module__)) def __repr__(self): return f'ForwardRef({self.__forward_arg__!r})' @@ -677,6 +677,7 @@ Anders Hammarquist Mark Hammond Harald Hanche-Olsen Manus Hand +Andreas Hangauer Milton L. Hankins Carl Bordum Hansen Stephen Hansen diff --git a/Misc/NEWS.d/next/Library/2022-01-11-15-54-15.bpo-46333.B1faiF.rst b/Misc/NEWS.d/next/Library/2022-01-11-15-54-15.bpo-46333.B1faiF.rst new file mode 100644 index 0000000..ec3c6d5 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2022-01-11-15-54-15.bpo-46333.B1faiF.rst @@ -0,0 +1,4 @@ +The :meth:`__eq__` and :meth:`__hash__` methods of +:class:`typing.ForwardRef` now honor the ``module`` parameter of +:class:`typing.ForwardRef`. Forward references from different +modules are now differentiated. |