54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
#! /usr/bin/env python
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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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import argparse
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import os.path
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from openstack_requirements import requirement
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def write_requirements_file(filename, reqs):
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with open(filename + 'tmp', 'wt') as f:
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f.write(reqs)
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if os.path.exists(filename):
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os.remove(filename)
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os.rename(filename + 'tmp', filename)
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def main():
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parser = argparse.ArgumentParser(
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description="Normalize requirements files")
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parser.add_argument('requirements', help='requirements file input')
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parser.add_argument('-s', '--save', action='store_true', default=False,
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help=('save normalized requirements '
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'file instead of displaying it'))
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args = parser.parse_args()
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with open(args.requirements) as f:
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requirements = [line.strip() for line in f.readlines()]
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normed_reqs = ""
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for line in requirements:
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req = requirement.parse_line(line)
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normed_req = req.to_line(comment_prefix=' ', sort_specifiers=True)
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normed_reqs += normed_req
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if args.save:
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write_requirements_file(args.requirements, normed_reqs)
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else:
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print(normed_reqs, end='')
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if __name__ == '__main__':
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main()
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