Update app.py

app.py

@@ -43,7 +43,7 @@ async def separate_stems(audio_file_path, stem_choice, progress=gr.Progress(trac
         if os.path.exists(output_dir): shutil.rmtree(output_dir)
         
         command = f"python3 -m demucs {model_arg} -o \"{output_dir}\" \"{stable_input_path}\""
-        progress(0.2, desc="Running Demucs (this may take a minute)...")
+        progress(0.2, desc="Running Demucs (this can take a minute)...")
         
         process = await asyncio.create_subprocess_shell(
             command,
@@ -114,38 +114,10 @@ def preview_slice(active_stem_audio, onset_times, evt: gr.SelectData):
     sliced_audio = y[start_sample:end_sample]
     return (sample_rate, sliced_audio)
 
-def add_slice_to_pack(current_preview, selection_list):
-    if current_preview is None:
-        gr.Warning("No slice is being previewed to add.")
-        return selection_list, selection_list
-    selection_list.append(current_preview)
-    gr.Info(f"Slice added! You now have {len(selection_list)} slices in your pack.")
-    return selection_list, selection_list
-
-def clear_selection():
-    gr.Info("Selection cleared.")
-    return [], []
-
-def create_final_pack(selection_list, progress=gr.Progress(track_tqdm=True)):
-    if not selection_list: raise gr.Error("No slices have been selected!")
-    progress(0, desc="Preparing final pack...")
-    zip_path = "Custom_Loop_Pack.zip"; temp_dir = tempfile.mkdtemp()
-    with zipfile.ZipFile(zip_path, 'w') as zf:
-        for i, audio_data in enumerate(selection_list):
-            progress(i / len(selection_list), desc=f"Adding slice {i+1}...")
-            sample_rate, y = audio_data
-            filename = os.path.join(temp_dir, f"slice_{i+1:03d}.wav")
-            sf.write(filename, y, sample_rate, subtype='PCM_16')
-            zf.write(filename, os.path.basename(filename))
-    shutil.rmtree(temp_dir)
-    progress(1, desc="Pack Ready!")
-    return zip_path, gr.update(visible=True)
-
 with gr.Blocks(theme=gr.themes.Default(primary_hue="blue", secondary_hue="red")) as demo:
     gr.Markdown("# 🎵 Loop Architect")
     onset_times_state = gr.State(value=None)
     active_stem_state = gr.State(value=None)
-    selected_slices_state = gr.State(value=[])
     
     with gr.Row():
         with gr.Column(scale=1):
@@ -171,16 +143,7 @@ with gr.Blocks(theme=gr.themes.Default(primary_hue="blue", secondary_hue="red"))
             
             gr.Markdown("### Slice Editor")
             slice_plot = gr.Plot(label="Click a region on the waveform to preview a slice")
-            with gr.Row():
-                preview_player = gr.Audio(label="Slice Preview", scale=3)
-                add_to_pack_btn = gr.Button("Add to Pack", variant="primary", scale=1)
-            
-            gr.Markdown("### Your Custom Pack")
-            with gr.Row():
-                create_pack_btn = gr.Button("Create Pack from Selection", variant="primary")
-                clear_selection_btn = gr.Button("Clear Selection")
-            selected_gallery = gr.Gallery(label="Selected Slices", columns=8, object_fit="contain", height="auto")
-            download_zip_file = gr.File(label="Download Your Custom Pack", visible=False)
+            preview_player = gr.Audio(label="Slice Preview")
 
     submit_button.click(fn=separate_stems, inputs=[audio_input, stem_options], outputs=[vocals_output, drums_output, bass_output, other_output])
     stem_options.change(fn=update_output_visibility, inputs=stem_options, outputs=[vocals_output, drums_output, bass_output, other_output])
@@ -190,12 +153,6 @@ with gr.Blocks(theme=gr.themes.Default(primary_hue="blue", secondary_hue="red"))
     slice_bass_btn.click(fn=visualize_slices, inputs=bass_output, outputs=[slice_plot, onset_times_state, active_stem_state])
     slice_other_btn.click(fn=visualize_slices, inputs=other_output, outputs=[slice_plot, onset_times_state, active_stem_state])
     
-    # --- THIS IS THE FINAL CORRECTION ---
-    # The event to get click coordinates on a Plot is .select()
     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, selected_gallery])
-    create_pack_btn.click(fn=create_final_pack, inputs=selected_slices_state, outputs=[download_zip_file, download_zip_file])
 
 demo.launch()