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gh-158086: Fix unittest.main shadowed by its submodule under lazy imports #158087

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gh-158086: Fix unittest.main shadowed by its submodule under lazy imports #158087

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gh-158086: Fix unittest.main shadowed by its submodule under lazy imp…
lazerg Sep 24, 2026
4e7daae
Remove test_pyrepl from the lazy imports exclude list
lazerg Sep 24, 2026
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2 changes: 0 additions & 2 deletions Lib/test/lazy_imports_all_exclude.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -31,10 +31,8 @@ test_json
test_pkg
test_profile
test_profiling
test_pyrepl
test_subprocess
test_symtable
test_tools
test_trace
test_type_annotations
test_unittest
4 changes: 3 additions & 1 deletion Lib/unittest/__init__.py
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Expand Up @@ -59,7 +59,9 @@ def testMultiply(self):
enterModuleContext)
from .suite import BaseTestSuite, TestSuite # noqa: F401
from .loader import TestLoader, defaultTestLoader
from .main import TestProgram, main # noqa: F401
from .main import TestProgram
# A lazily imported 'main' would be rebound to the submodule once it loads.
main = TestProgram
from .runner import TextTestRunner, TextTestResult
from .signals import installHandler, registerResult, removeResult, removeHandler
# IsolatedAsyncioTestCase will be imported lazily.
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2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Library/2026-09-24-13-54-51.gh-issue-158086.SYyFaV.rst
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Original file line number Diff line number Diff line change
@@ -0,0 +1,2 @@
:func:`unittest.main` no longer resolves to the :mod:`!unittest.main`
submodule when lazy imports are enabled with ``-X lazy_imports=all``.
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