691423248d
- Line too long (>80) - Pointless continuation (\) characters - Trailing semi-colon - 'not foo in bar' -> 'foo not in bar' Change-Id: I7acb7f166d2f945005bf5578a740b887b1654597
47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
# Copyright (C) 2013 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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def hash_bower_component(hash_obj, path):
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"""Hash the contents of a bower component directory.
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This is a stable hash of a directory downloaded with `bower install`, minus
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the .bower.json file, which is autogenerated each time by bower. Used in
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lieu of hashing a zipfile of the contents, since zipfiles are difficult to
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hash in a stable manner.
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Args:
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hash_obj: an open hash object, e.g. hashlib.sha1().
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path: path to the directory to hash.
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Returns:
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The passed-in hash_obj.
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"""
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if not os.path.isdir(path):
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raise ValueError('Not a directory: %s' % path)
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path = os.path.abspath(path)
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for root, dirs, files in os.walk(path):
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dirs.sort()
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for f in sorted(files):
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if f == '.bower.json':
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continue
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p = os.path.join(root, f)
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hash_obj.update(p[len(path)+1:].encode("utf-8"))
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hash_obj.update(open(p, "rb").read())
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return hash_obj
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