Update app.py

app.py

@@ -458,9 +458,26 @@ 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="multiple"),
-                     outputs=gr.outputs.Textbox(),)
-
-iface.launch(enable_queue=True)
+# 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="multiple"),
+#                      outputs=gr.outputs.Textbox(),)
+
+# iface.launch(enable_queue=True)
+
+def preview(files, sd: gr.SelectData):
+    return files[sd.index].name
+
+with gr.Blocks() as demo:
+    with gr.Row():
+        with gr.Column():
+            f = gr.File(file_types=["image"], file_count="multiple")
+            i = gr.Image()
+            btn = gr.Button()
+        with gr.Column():
+            o = gr.Image()
+    
+    f.select(preview, f, i)
+    btn.click(lambda x:x, i, o)
+    
+demo.launch()