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bpo-42134: Raise ImportWarning when calling find_module() in the import system (GH-25044)

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Brett Cannon 2021-03-30 08:43:03 -07:00 • committed by GitHub
parent cf35e05f89
commit a7ff6df60c
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9 changed files with 1012 additions and 962 deletions
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5
Lib/importlib/_bootstrap.py
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@ -903,8 +903,9 @@ def _resolve_name(name, package, level):
def _find_spec_legacy(finder, name, path):
# This would be a good place for a DeprecationWarning if
# we ended up going that route.
msg = (f"{_object_name(finder)}.find_spec() not found; "
"falling back to find_module()")
_warnings.warn(msg, ImportWarning)
loader = finder.find_module(name, path)
if loader is None:
return None

3
Lib/importlib/_bootstrap_external.py
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@ -1324,6 +1324,9 @@ class PathFinder:
if hasattr(finder, 'find_loader'):
loader, portions = finder.find_loader(fullname)
else:
msg = (f"{_bootstrap._object_name(finder)}.find_spec() not found; "
"falling back to find_module()")
_warnings.warn(msg, ImportWarning)
loader = finder.find_module(fullname)
portions = []
if loader is not None: