Eric Snow added the comment:
This is actually a problem with importlib.reload() (which imp.reload() simply
wraps). The attached patch provides a test that reproduces the error. I'll
work on a fix ASAP.
Interestingly, the kind of failure depends on frozen vs. source importlib:
======================================================================
ERROR: test_reload_submodule (test.test_importlib.test_api.Frozen_ReloadTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File "Lib/test/test_importlib/test_api.py", line 430, in test_reload_submodule
self.init.reload(ham)
File "Lib/importlib/__init__.py", line 161, in reload
methods.exec(module)
File "<frozen importlib._bootstrap>", line 1134, in exec
AttributeError: 'NoneType' object has no attribute 'name'
======================================================================
ERROR: test_reload_submodule (test.test_importlib.test_api.Source_ReloadTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File "Lib/test/test_importlib/test_api.py", line 430, in test_reload_submodule
self.init.reload(ham)
File "Lib/importlib/__init__.py", line 158, in reload
raise ImportError(msg.format(parent_name), name=parent_name)
ImportError: parent 'spam' not in sys.modules
----------------------------------------------------------------------
----------
keywords: +patch
priority: normal -> critical
stage: test needed -> needs patch
title: imp.reload problem with submodule -> reload problem with submodule
Added file: http://bugs.python.org/file33033/issue19851-test.diff
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<http://bugs.python.org/issue19851>
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