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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def main(args=sys.argv):
 """ main entry point for the manifest CLI """


    if len(args) < 2:
        return usage("Command expected")

    command = args[1]
    rest = args[2:]

    if "create".startswith(command):
        return cli_create(rest)
    elif "query".startswith(command):
        return cli_query(rest)
    elif "verify".startswith(command):
        return cli_verify(rest)
    else:
        return usage("Unknown command: %s" % command)