Decrypt.py 文件源码

def main():
    if len(sys.argv) != 3:
        print('Usage: $python decrypt.py [filename] [key]')
        exit(1)
    try:
        f = open(sys.argv[1])
    except FileNotFoundError as e:
        print(e)
        exit(1)
    plain_text = f.read()
    key = int(sys.argv[2])
    cipher_text = decrypt_message(key, plain_text)
    print(cipher_text + '|')

    # Copy to clipboard
    pyperclip.copy(cipher_text)
    print('Plain text has save to clipboard')