Added initial welcome.

app.py

@@ -0,0 +1,11 @@
+"""Author:Rishav Sapahia."""
+import gradio as gr
+
+
+def greet(name):
+    """Initialize intro."""
+    return "Hello" + name + "!!"
+
+
+iface = gr.Interface(fn=greet, inputs='text', output='text')
+iface.launch()