trash python program #2

import os
import time
import base64

print("TERMINAL OS SETUP")
print("[1]: Setup TerminalOS")
print("[2]: Ive already done setup before")
option = input("[?]: ")
if option == "1":
    # if[ option eq 1 ] --#
    name = input("Enter Your Username: ")
    passw = input("Enter your password: ")

    # ENCODE
    name_bytes = name.encode('ascii')
    b64nam_bytes = base64.b64encode(name_bytes)
    name_converted_txt = b64nam_bytes.decode('ascii')
    passw_bytes = passw.encode('ascii')
    b64pas_bytes = base64.b64encode(passw_bytes)
    passw_converted_txt = b64pas_bytes.decode('ascii')
    with open('usr/username.txt', 'w') as f:
        f.writelines([name_converted_txt,"_="])
    with open('usr/password.txt', 'w') as f:
        f.writelines([passw_converted_txt,"_="])
    print("Setup Finished.")

if option == "2":
    # if [ option eq 2 ] --#
    # DECODE
    loginname_raw = open('usr/username.txt').read()
    loginname_bytes = loginname_raw.encode('ascii')
    loginname_msg_bytes = base64.b64decode(loginname_bytes)
    loginname = loginname_msg_bytes.decode('ascii')
    loginpass_raw = open('usr/password.txt').read()
    loginpass_bytes = loginpass_raw.encode('ascii')
    loginpass_msg_bytes = base64.b64decode(loginpass_bytes)
    loginpass = loginname_msg_bytes.decode('ascii')

    while True:
        lp = input("Enter your password: ")
        if lp == loginpass:
            print("Log in successful")
            break