Update app.py

app.py

@@ -34,7 +34,7 @@ def file_to_base64_audio(file_path, mime_type="audio/wav"):
     b64 = base64.b64encode(data).decode()
     return f"data:{mime_type};base64,{b64}"
 
-# === Effects Definitions ===
+# === Effect Functions ===
 def apply_normalize(audio):
     return audio.normalize()
 
@@ -166,7 +166,7 @@ def auto_eq(audio, genre="Pop"):
     }
     from scipy.signal import butter, sosfilt
     def band_eq(samples, sr, lowcut, highcut, gain):
-        sos = butter(10, [lowcut, highcut], btype='band', output='sos', fs=sr)
+        sos = butter(10, [lowcut, highhighcut], btype='band', output='sos', fs=sr)
         filtered = sosfilt(sos, samples)
         return samples + gain * filtered
 
@@ -208,11 +208,13 @@ def stem_split(audio_path):
     wav = load_track_local(audio_path, model.samplerate, channels=2)
     sources = apply_model(model, wav[None])[0]
     output_dir = tempfile.mkdtemp()
-    stem_paths = []
-    for i, name in enumerate(['drums', 'bass', 'other', 'vocals']):
+    stem_paths = [
+        gr.File(value=os.path.join(output_dir, f"{name}.wav"))
+        for name in ['vocals', 'drums', 'bass', 'other']
+    ]
+    for i, name in enumerate(['vocals', 'drums', 'bass', 'other']):
         path = os.path.join(output_dir, f"{name}.wav")
         save_track(path, sources[i].cpu(), model.samplerate)
-        stem_paths.append(gr.File(value=path))
     return stem_paths
 
 # === Process Audio Function – Fully Featured ===
@@ -262,7 +264,6 @@ def process_audio(audio_file, selected_effects, isolate_vocals, preset_name, exp
         session_log = generate_session_log(audio_file, selected_effects, isolate_vocals, export_format, genre)
         status = "🎉 Done!"
         return output_path, waveform_image, session_log, genre, status, history
-
     except Exception as e:
         status = f"❌ Error: {str(e)}"
         return None, None, status, "", status, []
@@ -454,7 +455,7 @@ def auto_tune_vocal(audio_path, target_key="C"):
         semitones = key_to_semitone(target_key)
         tuned_audio = apply_pitch_shift(audio, semitones)
         out_path = save_audiosegment_to_temp(tuned_audio, ".wav")
-        return (out_path,)
+        return out_path
     except Exception as e:
         print(f"Auto-Tune Error: {e}")
         return None
@@ -546,14 +547,9 @@ with gr.Blocks(css="""
         color: white !important;
         border-radius: 10px;
         padding: 10px 20px;
-        font-weight: bold;
         box-shadow: 0 0 10px #2563eb44;
         border: none;
     }
-    .gr-button:hover {
-        background-color: #3b82f6 !important;
-        box-shadow: 0 0 15px #3b82f6aa;
-    }
     input[type="text"], select, textarea {
         background-color: #334155 !important;
         color: white !important;
@@ -843,7 +839,9 @@ with gr.Blocks(css="""
         gr.Interface(
             fn=generate_ableton_template,
             inputs=[gr.File(label="Upload Stems", file_count="multiple")],
-            outputs=gr.File(label="DAW Template (.json/.als/.flp)")
+            outputs=gr.File(label="DAW Template (.json/.als/.flp)"),
+            title="Generate Ableton/Live/FLP Template",
+            description="Export ready-to-use templates for popular DAWs"
         )
 
     # --- Export Full Mix ZIP – Added Back ===