https://github.com/python/cpython/commit/95f4db88d5ab7d900f05d0418b2a2e77bf9ff126
commit: 95f4db88d5ab7d900f05d0418b2a2e77bf9ff126
branch: main
author: Nikita Sobolev <[email protected]>
committer: sobolevn <[email protected]>
date: 2024-06-08T10:51:09+03:00
summary:

gh-120242: Fix handling of `[setUp,tearDown]Class` in `test_datetime` (#120243)

files:
M Lib/test/test_datetime.py

diff --git a/Lib/test/test_datetime.py b/Lib/test/test_datetime.py
index 3859733a4fe65b..005187f13e665f 100644
--- a/Lib/test/test_datetime.py
+++ b/Lib/test/test_datetime.py
@@ -1,5 +1,6 @@
 import unittest
 import sys
+import functools
 
 from test.support.import_helper import import_fresh_module
 
@@ -39,21 +40,26 @@ def load_tests(loader, tests, pattern):
         for cls in test_classes:
             cls.__name__ += suffix
             cls.__qualname__ += suffix
-            @classmethod
-            def setUpClass(cls_, module=module):
-                cls_._save_sys_modules = sys.modules.copy()
-                sys.modules[TESTS] = module
-                sys.modules['datetime'] = module.datetime_module
-                if hasattr(module, '_pydatetime'):
-                    sys.modules['_pydatetime'] = module._pydatetime
-                sys.modules['_strptime'] = module._strptime
-            @classmethod
-            def tearDownClass(cls_):
-                sys.modules.clear()
-                sys.modules.update(cls_._save_sys_modules)
-            cls.setUpClass = setUpClass
-            cls.tearDownClass = tearDownClass
-            tests.addTests(loader.loadTestsFromTestCase(cls))
+
+            @functools.wraps(cls, updated=())
+            class Wrapper(cls):
+                @classmethod
+                def setUpClass(cls_, module=module):
+                    cls_._save_sys_modules = sys.modules.copy()
+                    sys.modules[TESTS] = module
+                    sys.modules['datetime'] = module.datetime_module
+                    if hasattr(module, '_pydatetime'):
+                        sys.modules['_pydatetime'] = module._pydatetime
+                    sys.modules['_strptime'] = module._strptime
+                    super().setUpClass()
+
+                @classmethod
+                def tearDownClass(cls_):
+                    super().tearDownClass()
+                    sys.modules.clear()
+                    sys.modules.update(cls_._save_sys_modules)
+
+            tests.addTests(loader.loadTestsFromTestCase(Wrapper))
     return tests
 
 

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