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GH-139862: Fix direct instantiation of HelpFormatter #142384

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Merged
savannahostrowski merged 3 commits into from
Dec 7, 2025
Merged

GH-139862: Fix direct instantiation of HelpFormatter #142384

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9b1975b
Initialize set_color as false in the HelpFormatter
savannahostrowski Dec 7, 2025
e6334f1
Merge branch 'main' into fix-help-format-color
savannahostrowski Dec 7, 2025
c04ba18
Add regression test for direct instantiation of HelpFormatter
savannahostrowski Dec 7, 2025
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Add regression test for direct instantiation of HelpFormatter
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@savannahostrowski
savannahostrowski committed Dec 7, 2025
commit c04ba18cb2acbd3321553d61bf02cdb71d4e1821
5 changes: 5 additions & 0 deletions Lib/test/test_argparse.py
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Expand Up @@ -5694,6 +5694,11 @@ def custom_formatter(prog):
a-very-long-command command that does something
'''))

def test_direct_formatter_instantiation(self):
formatter = argparse.HelpFormatter(prog="program")
formatter.add_usage(usage=None, actions=[], groups=[])
help_text = formatter.format_help()
self.assertEqual(help_text, "usage: program\n")

# =====================================
# Optional/Positional constructor tests
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