cpython/Lib/importlib/test/extension/util.py

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import imp
import os
import sys
PATH = None
EXT = None
FILENAME = None
NAME = '_testcapi'
_file_exts = [x[0] for x in imp.get_suffixes() if x[2] == imp.C_EXTENSION]
try:
for PATH in sys.path:
for EXT in _file_exts:
FILENAME = NAME + EXT
FILEPATH = os.path.join(PATH, FILENAME)
if os.path.exists(os.path.join(PATH, FILENAME)):
raise StopIteration
else:
PATH = EXT = FILENAME = FILEPATH = None
except StopIteration:
pass
del _file_exts