Rambler mail generation login + pass ( custom mail )

import secrets
import string

# Generate a secure login
alphabet = string.ascii_letters + string.digits
login0 = ''.join(secrets.choice(alphabet) for i in range(8))
login = login0 + "@rambler.ru" # here u can write ur mail (@gmail.com, @mail.ru, other)

# Generate a secure password
alphabet = string.ascii_letters + string.digits
while True:
    password = ''.join(secrets.choice(alphabet) for i in range(16))
    if (any(c.islower() for c in password)
        and any(c.isupper() for c in password)
        and any(c.isdigit() for c in password)):
        break

# Write login and password to file
with open("credentials.txt", "w") as file:
    file.write(f"Login: {login}\nPassword: {password}")

print("Login and password written to file 'credentials.txt'")

# Wait for user exit
input("Press enter to exit...")