gh-143959: Split datetime tests requiring _datetime by VanshAgarwal24036 · Pull Request #143997 · python/cpython

0:00:00 load avg: 1.15 [1/1] test_datetime
Failed to call load_tests:
Traceback (most recent call last):
  File "/home/vstinner/python/main/Lib/unittest/loader.py", line 113, in loadTestsFromModule
    return load_tests(self, tests, pattern)
  File "/home/vstinner/python/main/Lib/test/test_datetime.py", line 38, in load_tests
    for name, cls in module.__dict__.items():
                     ^^^^^^^^^^^^^^^
AttributeError: 'NoneType' object has no attribute '__dict__'. Did you mean: '__dir__'?

test test_datetime crashed -- Traceback (most recent call last):
  File "/home/vstinner/python/main/Lib/test/libregrtest/single.py", line 210, in _runtest_env_changed_exc
    _load_run_test(result, runtests)
    ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^
  File "/home/vstinner/python/main/Lib/test/libregrtest/single.py", line 165, in _load_run_test
    regrtest_runner(result, test_func, runtests)
    ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/vstinner/python/main/Lib/test/libregrtest/single.py", line 118, in regrtest_runner
    test_result = test_func()
  File "/home/vstinner/python/main/Lib/test/libregrtest/single.py", line 162, in test_func
    return run_unittest(test_mod, runtests)
  File "/home/vstinner/python/main/Lib/test/libregrtest/single.py", line 38, in run_unittest
    raise Exception("errors while loading tests")
Exception: errors while loading tests

0:00:00 load avg: 1.15 [1/1/1] test_datetime failed (uncaught exception)