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GH-139862: Fix direct instantiation of HelpFormatter (#142384)

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Savannah Ostrowski 2025-12-07 13:02:12 -08:00 • committed by GitHub
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Lib/test/test_argparse.py
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@ -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