Update app.py

app.py

@@ -306,7 +306,7 @@ if __name__ == "__main__":
     print('App start time: {:%Y-%m-%d %H:%M:%S}'.format(datetime.datetime.now(PDT)))
     print('=' * 70)
 
-    soundfont = "SGM-v2.01-YamahaGrand-Guit-Bass-v2.7.sf2"
+    soundfont = "ProtoSquare_.sf2"
     
     all_songs = TMIDIX.Tegridy_Any_Pickle_File_Reader('Monster_Mono_Melodies_MIDI_Dataset_65536_32_256')
     print('=' * 70)