Update app.py

app.py

@@ -59,10 +59,27 @@ with gr.Blocks() as demo2:
         #btn.click(add_segment, inputs=segms, outputs=segms)
         
         gr.Markdown("*****")
-        
+        def calculator(num1, operation, num2):
+            if operation == "add":
+                return num1 + num2
+            elif operation == "subtract":
+                return num1 - num2
+            elif operation == "multiply":
+                return num1 * num2
+            elif operation == "divide":
+                return num1 / num2
+        gr.Interface(
+            calculator,[
+                "number",
+                gr.Radio(["add", "subtract", "multiply", "divide"]),
+                "number"
+            ],
+            "number",
+            live=True,
+        )
+        gr.Markdown("*****")
         gr.Examples([os.path.join(os.path.dirname(__file__), "test.mp4")], inputs=input_video)
             
-    
 
 
 if __name__ == "__main__":