Update app.py

app.py

@@ -1,7 +1,11 @@
-from fastapi import FastAPI
 
-app = FastAPI()
+from flask import Flask 
 
-@app.get("/")
-def greet_json():
-    return {"Hello": "World!"}
+app = Flask(__name__) 
+
+@app.route('/') 
+def hello_world(): 
+  return render_template("index.html")
+  
+if __name__ == '__main__': 
+  app.run()