file i/o example

gistfile1.txt

save_file = "passwords.txt"
logins = {}
customer = {"name": "google", "email": "[email protected]"

def save_data():
    with open(save_file, "w") as f:
        f.write(str(d))


def load_data():
    with open(save_file, "r") as f:
        data = f.read()
    return eval(data)

logins = load_data()

user = input("usernam: ")
pw = input("pw: ")

if user in logins and pw == logins[user]:
    print("valid login")