Update app.py

app.py

@@ -147,7 +147,7 @@ def add_slice_to_pack(current_preview, selection_list):
 
 def clear_selection():
     gr.Info("Selection cleared.")
-    return []
+    return [], []
 
 def create_final_pack(selection_list, progress=gr.Progress(track_tqdm=True)):
     if not selection_list:
@@ -200,10 +200,10 @@ with gr.Blocks(theme=gr.themes.Default(primary_hue="blue", secondary_hue="red"))
                     slice_drums_btn = gr.Button("Visualize Slices", scale=1)
                 with gr.Row(): 
                     bass_output = gr.Audio(label="Bass", scale=4)
-                    slice_bass_btn = gr.Button("Visualize Slices", scale=1)
+                    slice_bass_btn = gr.Button("Slice", scale=1)
                 with gr.Row(): 
                     other_output = gr.Audio(label="Other / Instrumental", scale=4)
-                    slice_other_btn = gr.Button("Visualize Slices", scale=1)
+                    slice_other_btn = gr.Button("Slice", scale=1)
             
             gr.Markdown("### Slice Editor")
             slice_plot = gr.Plot(label="Click a region on the waveform to preview a slice")
@@ -228,15 +228,13 @@ with gr.Blocks(theme=gr.themes.Default(primary_hue="blue", secondary_hue="red"))
     slice_other_btn.click(fn=visualize_slices, inputs=other_output, outputs=[slice_plot, onset_times_state, active_stem_state])
     
     # Correct event listener for plot interaction
-    slice_plot.click(
-    fn=preview_slice,
-    inputs=[active_stem_state, onset_times_state],
-    outputs=preview_player
-)
+    slice_plot.select(fn=preview_slice, inputs=[active_stem_state, onset_times_state], outputs=preview_player)
     
     add_to_pack_btn.click(fn=add_slice_to_pack, inputs=[preview_player, selected_slices_state], outputs=[selected_slices_state, selected_gallery])
-    clear_selection_btn.click(fn=clear_selection, outputs=selected_slices_state)
+    clear_selection_btn.click(fn=clear_selection, outputs=[selected_slices_state, selected_gallery])
     create_pack_btn.click(fn=create_final_pack, inputs=selected_slices_state, outputs=[download_zip_file, download_zip_file])
 
 # --- Launch the UI ---
-demo.launch()
+# Use demo.launch() for Hugging Face Spaces
+# Use demo.launch(debug=True) for local testing
+demo.launch()