def main(sysargs=None):
    from bloom.config import upconvert_bloom_to_config_branch
    upconvert_bloom_to_config_branch()

    if len(sysargs if sysargs is not None else sys.argv[1:]) == 0:
        # This means show me the current config, first check we have an env
        ensure_clean_working_env()
        if not branch_exists(BLOOM_CONFIG_BRANCH):
            sys.exit("No {0} branch found".format(BLOOM_CONFIG_BRANCH))
        show_current()
        info("See: 'git-bloom-config -h' on how to change the configs")
        return 0

    parser = get_argument_parser()
    add_global_arguments(parser)
    args = parser.parse_args(sysargs)
    handle_global_arguments(args)

    # Also check to see if git has been init'ed
    check_git_init()
    # Check that the current directory is a serviceable git/bloom repo
    try:
        ensure_clean_working_env()
        ensure_git_root()
    except __HOLE__:
        parser.print_usage()
        raise
    # Then call the verb
    try:
        args.func(args)
    except (KeyboardInterrupt, EOFError):
        error("\nUser sent a Keyboard Interrupt, aborting.", exit=True)
dataset/ETHPy150Open ros-infrastructure/bloom/bloom/commands/git/config.py/main