Engraver

generator/musicxml_writer.py

@@ -201,13 +201,10 @@ def write_note(parent, event: dict, voice: str, divisions: int, tuplets: list[di
         for syllable in verse['syllables']:
           element(lyric, syllable['kind'], syllable['text'], **syllable['attributes'])
 
-def musicxml_tree(document: dict, *, engine_voices: bool = False) -> ElementTree.ElementTree:
+def musicxml_tree(document: dict) -> ElementTree.ElementTree:
   validate_document(document)
   root = ElementTree.Element('score-partwise', {'version': '4.0'})
   metadata, staff = document['metadata'], document['staves'][0]
-  voice_ids = list(dict.fromkeys(v['id'] for m in staff['measures'] for v in m['voices'] if v['id'] != 'voice-arranged'))
-  voice_slots = {identifier: str(index + 1) for index, identifier in enumerate(voice_ids)}
-  voice_slots['voice-arranged'] = '1'
   element(element(root, 'work'), 'work-title', metadata['title'])
   identification = element(root, 'identification')
   element(identification, 'creator', metadata.get('composer', ''), type='composer')
@@ -300,7 +297,7 @@ def musicxml_tree(document: dict, *, engine_voices: bool = False) -> ElementTree
         onset = fraction(event['onset'])
         if onset > cursor:
           element(element(bar, 'forward'), 'duration', int((onset - cursor) * divisions))
-        write_note(bar, event, voice_slots[voice['id']] if engine_voices else voice['id'], divisions, staff.get('tuplets', []))
+        write_note(bar, event, voice['id'], divisions, staff.get('tuplets', []))
         cursor = onset + fraction(event['duration'])
       if cursor < fraction(measure['duration']):
         element(element(bar, 'forward'), 'duration', int((fraction(measure['duration']) - cursor) * divisions))
@@ -310,7 +307,7 @@ def musicxml_tree(document: dict, *, engine_voices: bool = False) -> ElementTree
     absolute += fraction(measure['duration'])
   return ElementTree.ElementTree(root)
 
-def write_musicxml(path: Path, document: dict, *, engine_voices: bool = False) -> None:
-  tree = musicxml_tree(document, engine_voices=engine_voices)
+def write_musicxml(path: Path, document: dict) -> None:
+  tree = musicxml_tree(document)
   ElementTree.indent(tree, space='  ')
   tree.write(path, encoding='utf-8', xml_declaration=True)