Update app.py

app.py

@@ -38,6 +38,7 @@ def process_midi(file):
     return events
 
 def play_midi(file):
+    load_javascript()
     events = process_midi(file)
     script = f"""
         <script>
@@ -63,6 +64,6 @@ with gr.Blocks() as demo:
     play_button = gr.Button("Play MIDI")
     output = gr.HTML(elem_id="midi_visualizer_container")
     out = gr.Audio(label=" output")
-    play_button.click(load_javascript, play_midi, inputs=midi_file, outputs=output,out)
+    play_button.click(play_midi, inputs=midi_file, outputs=output,out)
 
 demo.launch()