80 lines
2.6 KiB
Python
Executable File
80 lines
2.6 KiB
Python
Executable File
#! /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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from __future__ import print_function
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import argparse
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import pkg_resources
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import requests
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_url_template = 'https://pypi.org/project/{dist}/{version}/json'
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def _get_metadata(dist, version):
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try:
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url = _url_template.format(dist=dist, version=version)
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response = requests.get(url)
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return response.json()
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except ValueError:
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return {}
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'--verbose', '-v',
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default=False,
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action='store_true',
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help='turn on noisy output',
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)
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parser.add_argument(
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'--requirements',
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default='upper-constraints.txt',
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help='the list of constrained requirements to check',
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)
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args = parser.parse_args()
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for line in open(args.requirements, 'r'):
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try:
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req = pkg_resources.Requirement.parse(line)
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except ValueError:
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# Assume this is a comment and skip it.
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continue
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# req.specifier is a set so we can't get an item out of it
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# directly. Turn it into a list and take the first (and only)
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# value. That gives us an _IndividualSpecifier which has a
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# version attribute that is not smart enough to filter out the
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# selector value for things like python version, so drop
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# anything after the first semicolon.
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version = list(req.specifier)[0].version.split(';')[0]
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data = _get_metadata(req.project_name, version)
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classifiers = data.get('info', {}).get('classifiers', [])
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for classifier in classifiers:
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if classifier.startswith('Programming Language :: Python :: 2'):
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if args.verbose:
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print('{}==={} {!r}'.format(
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req.project_name, version, classifier))
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break
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else:
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print('\nNo "Python :: 2" classifier found for {}==={}'.format(
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req.project_name, version))
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for classifier in classifiers:
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print(' {}'.format(classifier))
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if __name__ == '__main__':
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main()
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