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38 lines
999 B
38 lines
999 B
#!/usr/bin/env python3
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"""Miscellaneous diagnostics for the import system"""
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import sys
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import argparse
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from pprint import pprint
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def _dump_state(args):
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print(sys.version)
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for name in args.attributes:
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print("sys.{}:".format(name))
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pprint(getattr(sys, name))
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def _add_dump_args(cmd):
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cmd.add_argument("attributes", metavar="ATTR", nargs="+",
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help="sys module attribute to display")
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COMMANDS = (
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("dump", "Dump import state", _dump_state, _add_dump_args),
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)
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def _make_parser():
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parser = argparse.ArgumentParser()
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sub = parser.add_subparsers(title="Commands")
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for name, description, implementation, add_args in COMMANDS:
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cmd = sub.add_parser(name, help=description)
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cmd.set_defaults(command=implementation)
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add_args(cmd)
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return parser
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def main(args):
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parser = _make_parser()
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args = parser.parse_args(args)
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return args.command(args)
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if __name__ == "__main__":
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sys.exit(main(sys.argv[1:]))
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