Modify tokenizer to parse notes

smnp/note/model.py

@@ -1,7 +1,13 @@
 from smnp.note.pitch import NotePitch
 
 class Note:
-    def __init__(self, note, octave = 4, duration = 4, dot = False):        
+    def __init__(self, note, octave, duration, dot = False):
+        if octave is None:
+            octave = 4
+
+        if duration is None:
+            duration = 4
+
         if type(note) == str:            
             self.note = NotePitch.toPitch(note)
         else:

smnp/note/pitch.py

@@ -47,6 +47,7 @@ class NotePitch(Enum):
             raise NoteException(f"Note '{string}' does not exist")
 
 stringToPitch = {
+    'cb': NotePitch.H,
     'c': NotePitch.C,
     'c#': NotePitch.CIS,
     'db': NotePitch.CIS,