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Issue #19946: Raise ImportError when the main module cannot be found

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by multiprocessing.spawn (before it was raising an AttributeError).
This commit is contained in:
Brett Cannon 2013-12-13 11:43:10 -05:00
parent 774b2e0af2
commit ca7ab7c7f1
2 changed files with 5 additions and 0 deletions
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2
Lib/multiprocessing/spawn.py
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@ -248,6 +248,8 @@ def import_main_path(main_path):
main_module = types.ModuleType(main_name) main_module = types.ModuleType(main_name)
# XXX Use a target of main_module? # XXX Use a target of main_module?
spec = importlib.find_spec(main_name, path=dirs) spec = importlib.find_spec(main_name, path=dirs)
if spec is None:
raise ImportError(name=main_name)
methods = importlib._bootstrap._SpecMethods(spec) methods = importlib._bootstrap._SpecMethods(spec)
methods.init_module_attrs(main_module) methods.init_module_attrs(main_module)
main_module.__name__ = '__mp_main__' main_module.__name__ = '__mp_main__'

3
Misc/NEWS
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@ -44,6 +44,9 @@ Core and Builtins
Library Library
------- -------
- Issue #19946: multiprocessing.spawn now raises ImportError when the module to
be used as the main module cannot be imported.
- Issue #17919: select.poll.poll() again works with poll.POLLNVAL on AIX. - Issue #17919: select.poll.poll() again works with poll.POLLNVAL on AIX.
- Issue #19063: if a Charset's body_encoding was set to None, the email - Issue #19063: if a Charset's body_encoding was set to None, the email