Update app.py

app.py

@@ -465,7 +465,7 @@ def extract_eval(image1,image2,image3,image4):
 iface = gr.Interface(fn=extract_eval, 
                      #inputs=[gr.Image(label='Ideal Answer'),gr.Image(label='Ideal Answer Diagram'),gr.Image(label='Submitted Answer'),gr.Image(label='Submitted Answer Diagram')], 
                      #inputs=gr.inputs.File(file_count="directory"),
-                     inputs=["image","image","image","image"]
+                     inputs=["image","image","image","image"],
                      outputs=gr.outputs.Textbox(),)
 
 iface.launch(enable_queue=True)