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#!/usr/bin/env python3
"""Miscellaneous diagnostics for the import system"""
import sys
import argparse
from pprint import pprint
def _dump_state(args):
print(sys.version)
print("sys.path:")
pprint(sys.path)
print("sys.meta_path")
pprint(sys.meta_path)
print("sys.path_hooks")
pprint(sys.path_hooks)
print("sys.path_importer_cache")
pprint(sys.path_importer_cache)
print("sys.modules:")
pprint(sys.modules)
COMMANDS = (
("dump", "Dump import state", _dump_state),
)
def _make_parser():
parser = argparse.ArgumentParser()
sub = parser.add_subparsers(title="Commands")
for name, description, implementation in COMMANDS:
cmd = sub.add_parser(name, help=description)
cmd.set_defaults(command=implementation)
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:]))
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