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gh-93334: Fix homonym edge case in PathFinder.find_spec() (GH-98100)

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Jacob Walls 2025-09-05 18:41:01 -04:00 • committed by GitHub
parent 8368895049
commit 92b2a8a04d
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5 changed files with 26 additions and 1 deletions
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10
Lib/importlib/_bootstrap_external.py
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@ -1116,7 +1116,15 @@ def _find_parent_path_names(self):
def _get_parent_path(self):
parent_module_name, path_attr_name = self._find_parent_path_names()
return getattr(sys.modules[parent_module_name], path_attr_name)
try:
module = sys.modules[parent_module_name]
except KeyError as e:
raise ModuleNotFoundError(
f"{parent_module_name!r} must be imported before finding {self._name!r}.",
name=parent_module_name,
) from e
else:
return getattr(module, path_attr_name)
def _recalculate(self):
# If the parent's path has changed, recalculate _path