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Issue #14657: The frozen instance of importlib used for bootstrap is now also the module imported as importlib._bootstrap.

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This commit is contained in:
Antoine Pitrou 2012-06-17 22:33:38 +02:00
parent 7636b19366
commit 48114b952b
3 changed files with 38 additions and 10 deletions
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25
Lib/importlib/__init__.py
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@ -1,19 +1,26 @@
"""A pure Python implementation of import."""
__all__ = ['__import__', 'import_module', 'invalidate_caches']
from . import _bootstrap
# To simplify imports in test code
_w_long = _bootstrap._w_long
_r_long = _bootstrap._r_long
# Bootstrap help #####################################################
import imp
import sys
_bootstrap._setup(sys, imp)
try:
_bootstrap = sys.modules['_frozen_importlib']
except ImportError:
from . import _bootstrap
_bootstrap._setup(sys, imp)
else:
# importlib._bootstrap is the built-in import, ensure we don't create
# a second copy of the module.
_bootstrap.__name__ = 'importlib._bootstrap'
_bootstrap.__package__ = 'importlib'
_bootstrap.__file__ = __file__.replace('__init__.py', '_bootstrap.py')
sys.modules['importlib._bootstrap'] = _bootstrap
# To simplify imports in test code
_w_long = _bootstrap._w_long
_r_long = _bootstrap._r_long
# Public API #########################################################