added app.py

app.py

@@ -0,0 +1,14 @@
+import gradio as gr
+
+def concat_text(title, description):
+    return title + " " + description
+
+inputs = [
+    gr.inputs.Textbox(label="Title"),
+    gr.inputs.Textbox(label="Description")
+]
+
+output = gr.outputs.Textbox(label="Output")
+
+app = gr.Interface(fn=concat_text, inputs=inputs, outputs=output)
+app.launch()