Convert string input to hash via arg

md5.py

import hashlib
import sys
import os


if __name__ == '__main__':
    try:
        arg0 = sys.argv[1]

        hash_object = hashlib.sha1(arg0.encode())
        pbHash = hash_object.hexdigest()

        sys.stdout.write(pbHash)
        sys.exit()

    except Exception:
        arg0 = input('your string: ')

        hash_object = hashlib.sha1(arg0.encode())
        pbHash = hash_object.hexdigest()

        os.system('cls')
        sys.stdout.write(pbHash)
        input()