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# Copyright 2015 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import errno
import os.path
def EnsureDirectoryExists(path, always_try_to_create=False):
"""A wrapper for os.makedirs that does not error if the directory already
exists. A different process could be racing to create this directory."""
if not os.path.exists(path) or always_try_to_create:
try:
os.makedirs(path)
except OSError as e:
# There may have been a race to create this directory.
if e.errno != errno.EEXIST:
raise
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