Add application file (#1)

- Add application file (7096a6dc94aa9a4df9cb7dbad072a0efb6623142)

app.py

@@ -0,0 +1,7 @@
+import gradio as gr
+
+def greet(name):
+    return "Hello " + name + "!!"
+
+iface = gr.Interface(fn=greet, inputs="text", outputs="text")
+iface.launch()