hashin.py 文件源码

def main():
    if '--version' in sys.argv[1:]:
        # Can't be part of argparse because the 'packages' is mandatory
        # print out the version of self
        import pkg_resources
        print(pkg_resources.get_distribution('hashin').version)
        return 0

    args = parser.parse_args()

    try:
        return run(
            args.packages,
            args.requirements_file,
            args.algorithm,
            args.python_version,
            verbose=args.verbose,
        )
    except PackageError as exception:
        print(str(exception), file=sys.stderr)
        return 1