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gh-134733: fix: ast.dump( show_empty=True ) now displays all None values #134743

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gh-134733: fix: ast.dump( show_empty=True ) now displays all None values #134743

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6af9227
fix: ast.dump( show_empty=True ) now displays all `None` values
hunterhogan May 26, 2025
d367af4
NEWS.d file
hunterhogan May 26, 2025
67bc5b2
test_ast.test_dump_show_empty() draft addendum
hunterhogan May 27, 2025
f9106eb
Merge branch 'main' into ast_dump_show_empty
hunterhogan May 27, 2025
2506d2d
Merge branch 'main' into ast_dump_show_empty
hunterhogan May 28, 2025
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4 changes: 3 additions & 1 deletion Lib/ast.py
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Original file line number Diff line number Diff line change
Expand Up @@ -145,9 +145,11 @@ def _format(node, level=0):
keywords = True
continue
if value is None and getattr(cls, name, ...) is None:
if show_empty:
args.append('%s=%s' % (name, value))
keywords = True
continue
if (
elif (
not show_empty
and (value is None or value == [])
# Special cases:
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