Update app.py

app.py

@@ -17,7 +17,7 @@ iface = gr.Interface(fn=calculator,
                      inputs=[gr.inputs.Number(default=0, label="Num1"), 
                              gr.inputs.Number(default=0, label="Num2"), 
                              gr.inputs.Radio(["+", "-", "*", "/"], label="Operation")], 
-                     outputs=gr.outputs.Textbox(type="auto", label="Result"), 
+                     outputs=gr.outputs.Textbox(type="text", label="Result"), 
                      title="Calculator with Buttons",
                      theme="compact")