add app file

app.py

@@ -0,0 +1,13 @@
+# -*- coding: UTF-8 -*-
+'''
+ @author xuanmo
+ @date 2023/5/23
+ @name __init__.py   
+ '''
+import gradio as gr
+
+def greet(name):
+    return "Hello " + name + "!!"
+
+iface = gr.Interface(fn=greet, inputs="text", outputs="text")
+iface.launch()