Update app.py

app.py

@@ -1,4 +1,9 @@
 import streamlit as st
 
+def greet(Name):
+    return "Salam " + Name + "!!"
+demo = gr.Interface(fn=greet, inputs="text", outputs="text")
+demo.launch()
+
 x = st.slider('Select a value')
 st.write(x, 'squared is', x * x)