When writing your script, it is best to load the file into a dictionary. This allows you to quickly check if a username exists and then verify the password.
Storing passwords in a plain text file is because anyone with access to the computer can read them. Download Loginnn txt
This method is great for school tasks or simple offline projects. When writing your script, it is best to
Use a file manager like X-plore File Manager or dedicated text editors like Oojao Text Editor . 4. Important Security Warning This method is great for school tasks or
You should use hashing (like bcrypt ) so that even if someone opens the file, they only see a scrambled code instead of the actual password.
def load_users(): users_dict = {} with open("user.txt", "r") as f: for line in f: # Splitting by comma-space ensures clean data user, passw = line.strip().split(", ") users_dict[user] = passw return users_dict users = load_users() username = input("Username: ") password = input("Password: ") if username in users: if users[username] == password: print("Login successful!") else: print("Incorrect password.") else: print("User not found.") Use code with caution. Copied to clipboard 3. Creating and Editing the File If you just need to create the .txt file itself: