🔧 Step-by-Step Guide to Build Password Strength Meter App in Streamlit

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🪄 Step 1: Import Required Libraries

import re  
import random  
import string  
import streamlit as st  

📌 These libraries help with password checking, generating strong passwords, and building the Streamlit GUI.

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📵 Step 2: Define a List of Common Weak Passwords

blacklist = ['password123', '123456', 'qwerty', 'admin', 'letmein']

❌ These are insecure and common passwords that your app will reject.

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🧠 Step 3: Create a Function to Check Password Strength

def check_password_strength(password):
    # Check for length, uppercase, lowercase, digits, and special characters

🔍 This function analyzes the user's password and gives feedback on how strong it is.

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🔐 Step 4: Create a Function to Generate Strong Passwords

def generate_strong_password(length=12):
    # Returns a random, strong password

🎲 This function creates a strong password using letters, numbers, and symbols.

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🌐 Step 5: Design Streamlit GUI

def main():
    st.markdown(...)  # Title and credits
    st.image(...)     # Show icon image

🖼️ You added a title, emoji icon, and developer credits using st.markdown() and st.image().

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🌈 Step 6: Set a Background Image with Custom CSS

st.markdown("""
    <style>
        body {
            background-image: url('image.png');
            ...
        }
    </style>
""", unsafe_allow_html=True)

🎨 You made the app visually appealing by using a custom background image.

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🔑 Step 7: Take User Input for Password

password = st.text_input("🔑 Enter your password:", type="password")

💬 This allows users to enter a password, and it hides the input for security.

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🧾 Step 8: Analyze Password and Show Feedback

if password:
    score, feedback = check_password_strength(password)
    # Display result: Weak, Moderate, or Strong

🧠 Your app gives real-time analysis of password strength with emoji-based feedback.

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🎲 Step 9: Generate Strong Password on Button Click

if st.button("🎲 Generate a Strong Password"):
    new_password = generate_strong_password()

⚡ If user clicks the button, your app shows a secure, random password.

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🧼 Step 10: Add Final Touch with Watermark

st.markdown("...Created by Ammara Dawood...")

🌟 You gave yourself credit at the bottom with a clean horizontal line and glowing text.

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🌐 Deployed: I uploaded my code to GitHub and deployed it online using Streamlit Cloud, so anyone can use it! 🚀✨

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🧩 Step-by-Step Deployment:

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1️⃣ Code Ready

💻 I completed my app in Python using Streamlit and made sure everything works fine.

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2️⃣ Requirements File

📄 I created a requirements.txt file with all necessary packages like streamlit.

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3️⃣ GitHub Upload

🔼 I uploaded my project files (p-s-m.py, image.png, requirements.txt) to my GitHub repo.

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4️⃣ Streamlit Cloud Login

🔐 I logged into Streamlit Cloud with my GitHub account.

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5️⃣ Connected Repo

🔗 I selected my GitHub repo, picked the main branch, and chose p-s-m.py as the app file.

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6️⃣ Clicked Deploy

🚀 I hit the Deploy button and Streamlit hosted my app online.

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7️⃣ Got My Public URL

🌍 My app is now live! I received a public link like:
https://password-strength-meter-lxq8k62dxqfcpixvibvkur.streamlit.app/ which I can share with everyone. 🥳💖

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👩‍💻🔐🌐 Thank you for checking out my app — hope you enjoy using it! 😊🔐✨