pyside6-genpyi fails with an ImportError

 pyside6-genpyi all --feature snake_case 

INFO:generate_pyi:Generated: C:\Users\AdamResnick\Git\Karma_GUI\.venv\lib\site-packages\PySide6\Qt3DExtras.pyi
Traceback (most recent call last):
  File "C:\Users\AdamResnick\Git\Karma_GUI\.venv\Lib\site-packages\PySide6\support\generate_pyi.py", line 91, in <module>
    generate_all_pyi(outpath, options=options)
  File "C:\Users\AdamResnick\Git\Karma_GUI\.venv\Lib\site-packages\PySide6\support\generate_pyi.py", line 58, in generate_all_pyi
    with feature.force_selection(feature_id, import_name):
  File "C:\Program Files\Python310\lib\contextlib.py", line 135, in __enter__
    return next(self.gen)
  File "shibokensupport/feature.py", line 227, in force_selection
ImportError: DLL load failed while importing QtXmlPatterns: The specified module could not be found.