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[3.6] bpo-30891: Fix again importlib _find_and_load() (#2665) #2801

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Merged
merged 1 commit into from
Jul 21, 2017
Merged

[3.6] bpo-30891: Fix again importlib _find_and_load() (#2665) #2801

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10 changes: 5 additions & 5 deletions Lib/importlib/_bootstrap.py
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Original file line number Diff line number Diff line change
Expand Up @@ -446,9 +446,6 @@ def spec_from_loader(name, loader, *, origin=None, is_package=None):
return ModuleSpec(name, loader, origin=origin, is_package=is_package)


_POPULATE = object()


def _spec_from_module(module, loader=None, origin=None):
# This function is meant for use in _setup().
try:
Expand Down Expand Up @@ -953,13 +950,16 @@ def _find_and_load_unlocked(name, import_):
return module


_NEEDS_LOADING = object()


def _find_and_load(name, import_):
"""Find and load the module."""
with _ModuleLockManager(name):
if name not in sys.modules:
module = sys.modules.get(name, _NEEDS_LOADING)
if module is _NEEDS_LOADING:
return _find_and_load_unlocked(name, import_)

module = sys.modules[name]
if module is None:
message = ('import of {} halted; '
'None in sys.modules'.format(name))
Expand Down
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