passwords.py

while True:
	user_input = input("passwords, plix!")

	passwords = user_input.split(",")
	valid_passwords = []

	for password in passwords:
		if is_valid_password(password):
			valid_passwords.append(password)

	if len(valid_passwords) > 0:
		print("Valid passwords: {}".format(", ".join(valid_passwords)))
		break