aaron-y-chen opened a new pull request, #72293:
URL: https://github.com/apache/airflow/pull/72293

   related: #72248
   
   `test_patched_helpers_return_the_mock_substitutes` fails on Python 3.11 and 
newer, which turned the canary build red on `main`.
   
   https://github.com/apache/airflow/actions/runs/33299458686
   
   `_get_hooks_with_mocked_fab` puts a separate `MagicMock` into `sys.modules` 
for every mocked name, so `sys.modules["wtforms.validators"]` and the 
`validators` attribute of the `wtforms` mock are two different objects. 
`mock.patch` only ever lands on one of them, and which one changed in Python 
3.11, when `unittest.mock._get_target` moved from attribute lookup to 
`pkgutil.resolve_name`. The test read the object that only carries the 
substitute up to 3.10.
   
   Pull requests run the core test jobs on the default Python (3.10) only, so 
this was invisible until the canary matrix exercised 3.11-3.14.
   
   The test now reads both objects and asserts the substitute is on exactly one 
of them, which holds on every supported version.
   
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