notepad_checker.py

import re

def check_password_strength(password):
    strength = 0
    remarks = ""

    # Rule 1: Length
    if len(password) >= 8:
        strength += 1
    else:
        remarks += "Password should be at least 8 characters long.\n"

    # Rule 2: Upper and Lowercase
    if re.search(r'[A-Z]', password) and re.search(r'[a-z]', password):
        strength += 1
    else:
        remarks += "Use both uppercase and lowercase letters.\n"

    # Rule 3: Numbers
    if re.search(r'\d', password):
        strength += 1
    else:
        remarks += "Include numbers.\n"

    # Rule 4: Special Characters
    if re.search(r'[!@#$%^&*(),.?":{}|<>]', password):
        strength += 1
    else:
        remarks += "Include special characters.\n"

    if strength == 4:
        return "Strong password 💪"
    elif strength == 3:
        return "Moderate password 😐\n" + remarks
    else:
        return "Weak password ⚠️\n" + remarks

# Take input from the user
password = input("Enter your password: ")
print(check_password_strength(password))