password.py

from cryptography.fernet import Fernet

def write_key():
    key = Fernet
    with open("key.key","wb")as key_file:
        key_file.write(key)


def load_key():
    file = open("key.key","rb")
    key = file.read()
    file.close()
    return key     

master_password =input("what is the master password ? : ")
key = load_key()+master_password.encode()

fer =Fernet(key)


def view():
    with open("password.text","r")as f:
        for line in f.readlines():
            data = line.rstrip()
            print(data)
            print("user: ",fer.decrypt(data.encode()))
def add():
    name =input("enter account name:  ")
    pwd = input("password: ")
    with open('password.text','a') as f:
        f.write(f"{name} {pwd} {fer.encrypt(pwd.encode())} \n ")
        

         

while True:
    mode = input("would you like to add a new password or view ones(view,add)?or quit for q :  ").lower()

    if mode =="q":
        quit()
    if mode =="view":
        view()
    if mode =="add":
        add()
    else:
        print("invalid options")
        continue