evaluation/regression/cases/python-cli-help/start/string_cli.py

import sys

if __name__ == '__main__':
    if len(sys.argv) < 3:
        print('Usage: python string_cli.py <command> <string>')
        sys.exit(1)

    command = sys.argv[1]
    input_string = sys.argv[2]

    if command == 'reverse':
        from commands.reverse import reverse_string

        print(reverse_string(input_string))
    elif command == 'uppercase':
        from commands.uppercase import to_uppercase

        print(to_uppercase(input_string))
    elif command == 'lowercase':
        from commands.lowercase import to_lowercase

        print(to_lowercase(input_string))
    elif command == 'spongebob':
        from commands.spongebob import spongebob_case

        print(spongebob_case(input_string))
    elif command == 'length':
        from commands.length import string_length

        print(string_length(input_string))
    elif command == 'scramble':
        from commands.scramble import scramble_string

        print(scramble_string(input_string))
    else:
        print('Invalid command!')