https://github.com/python/cpython/commit/297eb1b7488a46c8b6c4d87caaf658463ca72059
commit: 297eb1b7488a46c8b6c4d87caaf658463ca72059
branch: main
author: Hugo van Kemenade <[email protected]>
committer: hugovk <[email protected]>
date: 2026-08-06T13:48:58+03:00
summary:
gh-155009: Fix argparse test on non-UTF-8 locales like Raspbian (#155227)
files:
M Lib/test/test_argparse.py
diff --git a/Lib/test/test_argparse.py b/Lib/test/test_argparse.py
index 950671e4395cd4..1193cdca3e4e19 100644
--- a/Lib/test/test_argparse.py
+++ b/Lib/test/test_argparse.py
@@ -7364,6 +7364,9 @@ def test_module_as_main_without_altering_argv(self):
basename = 'module' + os_helper.FS_NONASCII
modulename = f'{self.dirname}.{basename}'
self.make_script(self.dirname, basename)
+ # The filesystem encoding may be non-UTF-8,
+ # but the runner runs in UTF-8 mode
+ modulename = os.fsencode(modulename).decode("utf-8", "surrogateescape")
runner_source = textwrap.dedent(f'''\
import runpy
runpy._run_module_as_main({modulename!r}, alter_argv=False)
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