1 # Licensed to the Apache Software Foundation (ASF) under one or more
2 # contributor license agreements. See the NOTICE file distributed with
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4 # The ASF licenses this file to You under the Apache License, Version 2.0
5 # (the "License"); you may not use this file except in compliance with
6 # the License. You may obtain a copy of the License at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 # Unless required by applicable law or agreed to in writing, software
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13 # See the License for the specific language governing permissions and
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24 _IS_WINDOWS = (os.name == 'nt')
29 If the URI is a file (either the ``file`` scheme or no scheme), then returns the normalized
30 path. Otherwise, returns ``None``.
34 # We need this extra check in Windows before urlparse because paths might have a drive
35 # prefix, e.g. "C:" which will be considered a scheme for urlparse below
36 path = uri.replace('/', '\\')
37 if os.path.exists(path):
38 return os.path.normpath(path)
40 url = urlparse.urlparse(uri)
42 if (not scheme) or (scheme == 'file'):
45 path = path.replace('/', '\\')
46 return os.path.normpath(path)