received by mail 2023-04-25

main_m.py

@@ -5,11 +5,14 @@ from PyQt5.QtCore import Qt, QThread, pyqtSignal
 from PyQt5.QtGui import QPixmap
 from PyQt5 import uic
 import keyboard
-from ly import *
-from ly import transposition
+from ly import * #LilyPondFile, LilyPondFormat
+import ly.document
+import ly.cli.command
+import ly.cli.main
+#from ly import ly.transposition ?
 from abjad import *
 
-class SheetMusicEditor(QMainWindow):
+class SheetMusicEditor(QDialog):
     class KeyboardListener(QThread):
         note_added = pyqtSignal(str)
 
@@ -84,10 +87,12 @@ class SheetMusicEditor(QMainWindow):
         self.actionClose.triggered.connect(exit)
     
     def transpose_up(self):
-        self.pitch = transposition.transpose_pitch(self.pitch, "1")
+        pass
+        #self.pitch = transposition.transpose_pitch(self.pitch, "1")
 
     def transpose_down(self):
-        self.pitch = transposition.transpose_pitch(self.pitch, "-1")
+        pass
+        #self.pitch = transposition.transpose_pitch(self.pitch, "-1")
 
 
     def add_becko_to_file(self):