Update app.py

app.py

@@ -66,7 +66,9 @@ with gr.Blocks() as demo:
     with gr.Row():
             with gr.Column(scale=1):
                 gr.inputs.Image(label="Upload any Image", type = 'pil', optional=True)
+                button = gr.Button(value="Describe")
             with gr.Column(scale=1):
                 gr.outputs.Textbox(type="text",label="Captions")   
-
+                
+    button.click(predict, gr.Textbox(), gr.Textbox())
 demo.launch(debug=True)