Update app.py

app.py

@@ -79,10 +79,10 @@ def render_midi(input_midi, render_type, soundfont_bank, render_sample_rate, cus
         output_score = copy.deepcopy(escore)
 
     elif render_type == "Extract melody":
-        return TMIDIX.extract_melody(cscore)
+        output_score = TMIDIX.extract_melody(cscore)
 
     elif render_type == "Transform":
-        return TMIDIX.flip_enhanced_score_notes(escore)
+        output_score = TMIDIX.flip_enhanced_score_notes(escore)
 
     elif render_type == 'Repair':
         output_score = []