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Fix test_lazy_choices_help failing on Python 3.14 #1904

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Fix test_lazy_choices_help failing on Python 3.14 #1904

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e16be71
Fix test_lazy_choices_help failing on Python 3.14
vtino17 Jul 22, 2026
0685ac0
fix: defer Python 3.14 argparse validation
vtino17 Aug 10, 2026
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12 changes: 10 additions & 2 deletions httpie/cli/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -41,8 +41,13 @@ def __init__(
self.sort = sort
self.cache = cache
self.isolation_mode = isolation_mode
self._help: Optional[str] = None
self._obj: Optional[Iterable[T]] = None
# Python 3.14 validates an action's help immediately after creating it.
# Skip that eager read so lazy help remains lazy until it is rendered.
self._skip_initial_help_validation = hasattr(
argparse._ActionsContainer,
'_check_help'
)
super().__init__(*args, **kwargs)
self.choices = self

Expand All @@ -54,7 +59,10 @@ def load(self) -> T:
return self._obj

@property
def help(self) -> str:
def help(self) -> Optional[str]:
if self._skip_initial_help_validation:
self._skip_initial_help_validation = False
return None
if self._help is None and self.help_formatter is not None:
self._help = self.help_formatter(
self.load(),
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