import sys
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import platform
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import pkg_resources
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import argparse
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from operator import itemgetter
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def out(*args): # pragma: no cover
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for arg in args:
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sys.stdout.write(arg)
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sys.stdout.write(' ')
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sys.stdout.write('\n')
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def get_parser():
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parser = argparse.ArgumentParser(
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description="Show Python distribution versions and locations in use")
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return parser
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def main(argv=sys.argv, pkg_resources=pkg_resources, platform=platform.platform,
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out=out):
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# all args except argv are for unit testing purposes only
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parser = get_parser()
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parser.parse_args(argv[1:])
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packages = []
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for distribution in pkg_resources.working_set:
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name = distribution.project_name
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packages.append(
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{'version': distribution.version,
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'lowername': name.lower(),
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'name': name,
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'location':distribution.location}
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)
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packages = sorted(packages, key=itemgetter('lowername'))
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pyramid_version = pkg_resources.get_distribution('pyramid').version
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plat = platform()
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out('Pyramid version:', pyramid_version)
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out('Platform:', plat)
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out('Packages:')
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for package in packages:
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out(' ', package['name'], package['version'])
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out(' ', package['location'])
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if __name__ == '__main__': # pragma: no cover
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sys.exit(main() or 0)
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