42K! A Python Marvel

Hello everyone, I am [Jiu Tian Lan Yue], focusing on AI black technology. Today, I want to recommend a black technology marvel——Streamlit, which makes the idea of “writing Python = writing web pages” a complete reality!

No more learning HTML, CSS, JavaScript, Flask, or Vue!From now on, you only need to know Python to create a smooth and beautiful AI web application in just 10 minutes! With over 42k stars on GitHub, it is used internally by Snowflake, Uber, and Apple, and even OpenAI engineers are raving about it!

Shocking! He created this website with just 15 lines of code

import streamlit as st
from PIL import Image
st.title("AI Photo Restoration Tool")
uploaded = st.file_uploader("Upload Old Photo", type=["jpg","png"])
if uploaded:
    image = Image.open(uploaded)
    st.image(image, caption="Original Image")
    if st.button("One-Click Restore"):
        with st.spinner("AI Restoring..."):
            result = ai_repair(image)   # You can write any model here
        st.image(result, caption="Restored Image")
        st.success("Restoration Complete!")

Save it as app.py, then run the following command in the terminal: <span><span><span>streamlit</span></span></span><span><span><span> run</span></span></span><span><span><span> app.py</span></span></span>

In 3 seconds, the browser will automatically pop up,and a smooth and cool AI web page will be born!

Supported Features:

  • Real-time hot reloading (modify one line of code and refresh immediately)
  • Automatically adapts to mobile

Why is Streamlit so powerful? 5 Major Features that Simplify Development

Feature Traditional Code Required Streamlit Code Required
Title + Text 30 lines of HTML+CSS st.title(“Title”) → 1 line
File Upload 100 lines of Flask st.file_uploader() → 1 line
Real-time Slider Tuning 200 lines of JS st.slider(“Temperature”,0.0,1.0,0.7) → 1 line
Display Table 50 lines st.dataframe(df) → 1 line
Draw Interactive Charts 80 lines of Plotly st.line_chart(df) → 1 line

Saving a total of 99.9% of front-end code!

Real Cases: 6 Amazing Things I’ve Done with Streamlit

  1. PDF Intelligent Q&A Robot → Upload a contract and ask “How is the penalty calculated?” and get an answer in seconds
  2. Real-time Stock Dashboard → Adjust the date with a slider, and the chart refreshes automatically
  3. ChatGPT Web Version → Even better looking than the official version, launched in 3 minutes
  4. Image Generation Demo → Input a prompt and get images in real-time

All code is under 50 lines!

Final Summary

In the past: it took 3 people 3 weeks to write a web page,Now: you can launch an AI website while enjoying a cup of coffee

Streamlit is the “front-end plugin” for programmers. With it, you become the king of full-stack development!

Gradually accumulate knowledge, quietly excel, and then amaze everyone~

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