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