mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-12-23 09:19:18 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

[3.13] gh-105487: Fix __dir__ entries of GenericAlias (GH-138578) (#138640)

Browse source 
(cherry picked from commit b0420b505e)

Co-authored-by: Emma Smith <emma@emmatyping.dev>
This commit is contained in:
sobolevn 2025-09-08 13:03:03 +03:00 • committed by GitHub
parent 614c493406
commit d3b6bb1125
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
3 changed files with 44 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

27
Lib/test/test_genericalias.py
View file

@ -390,7 +390,10 @@ class BaseTest(unittest.TestCase):
aliases = [
GenericAlias(list, T),
GenericAlias(deque, T),
GenericAlias(X, T)
GenericAlias(X, T),
X[T],
list[T],
deque[T],
] + _UNPACKED_TUPLES
for alias in aliases:
with self.subTest(alias=alias):
@ -420,10 +423,26 @@ class BaseTest(unittest.TestCase):
self.assertEqual(a.__parameters__, (T,))
def test_dir(self):
dir_of_gen_alias = set(dir(list[int]))
ga = list[int]
dir_of_gen_alias = set(dir(ga))
self.assertTrue(dir_of_gen_alias.issuperset(dir(list)))
for generic_alias_property in ("__origin__", "__args__", "__parameters__"):
self.assertIn(generic_alias_property, dir_of_gen_alias)
for generic_alias_property in (
"__origin__", "__args__", "__parameters__",
"__unpacked__",
):
with self.subTest(generic_alias_property=generic_alias_property):
self.assertIn(generic_alias_property, dir_of_gen_alias)
for blocked in (
"__bases__",
"__copy__",
"__deepcopy__",
):
with self.subTest(blocked=blocked):
self.assertNotIn(blocked, dir_of_gen_alias)
for entry in dir_of_gen_alias:
with self.subTest(entry=entry):
getattr(ga, entry) # must not raise `AttributeError`
def test_weakref(self):
for t in self.generic_types: