Update app.py

app.py

@@ -143,9 +143,9 @@ class HexachordApp:
         for index_of_chord in range(6):
             chords = [real[index_of_chord] for real in self._hexachord._realizations]
             fm = Format_Converter()
-            midi_path = self.create_midi(chords, "movement1.mid")
-            score_path = fm.midi_to_svg_file(tk, midi_path, "movement1.svg")
-            audio_path = fm.convert_midi_to_audio(midi_path, "movement1")
+            midi_path = self.create_midi(chords, f"movement{index_of_chord}.mid")
+            score_path = fm.midi_to_svg_file(tk, midi_path, f"movement{index_of_chord}.svg")
+            audio_path = fm.convert_midi_to_audio(midi_path, f"movement{index_of_chord}")
             everyone = everyone + (midi_path, score_path, audio_path)
         return everyone