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Issue #28026: Raise ImportError when exec_module() exists but create_module() is missing.

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This commit is contained in:
Eric Snow 2016-09-08 11:12:31 -07:00
parent e58571b7ea
commit f3fd06a2e4
4 changed files with 902 additions and 910 deletions
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5
Lib/importlib/_bootstrap.py
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@ -559,9 +559,8 @@ def module_from_spec(spec):
# module creation should be used.
module = spec.loader.create_module(spec)
elif hasattr(spec.loader, 'exec_module'):
_warnings.warn('starting in Python 3.6, loaders defining exec_module() '
'must also define create_module()',
DeprecationWarning, stacklevel=2)
raise ImportError('loaders that define exec_module() '
'must also define create_module()')
if module is None:
module = _new_module(spec.name)
_init_module_attrs(spec, module)