Run Python from compile file

app.py

import base64

"""
    step 1. python -m compileall app.py
    step 2. run python with compiled files
            python __pycache__/app.cpython-39.pyc 
"""


def encode_message(msg):
    return base64.b64encode(msg.encode('ascii')).decode('ascii')


def decode_message(msg):
    return base64.b64decode(msg).decode('ascii')


message = "Python is fun"
base64_message = encode_message(message)
plain_message = decode_message(base64_message)

if __name__ == "__main__":
    print(base64_message)
    print(plain_message)