Update app.py

app.py

@@ -525,7 +525,7 @@ with gr.Blocks() as demo:
     
     gr.Markdown("## MIDI Templates options")
 
-    midi_template_idx = gr.Slider(-1, 16383, value=-1, label="Desired MIDI template number")
+    midi_template_idx = gr.Slider(-1, 16383, value=-1, step=1, label="Desired MIDI template number")
     inpainting_mode = gr.CheckboxGroup(['Melody', 'Accompaniment', 'Base'], value=['Melody'], label="Which MIDI template parts to inpaint")
 
     gr.Markdown("## Model options")