When trying to run run.py, I get AttributeError: module 'gizmo' has no attribute 'AudioFormat'

[ghostlyghastly]

$ python run.py
Traceback (most recent call last):
  File "run.py", line 4, in <module>
    from subsync.__main__ import subsync
  File "C:\dev\subsync\subsync\__init__.py", line 7, in <module>
    from .synchro import SyncController, SyncTask, InputFile, SubFile, RefFile, OutputFile
  File "C:\dev\subsync\subsync\synchro\__init__.py", line 5, in <module>
    from subsync.synchro.task import SyncTask, SyncTaskList
  File "C:\dev\subsync\subsync\synchro\task.py", line 1, in <module>
    from subsync.synchro.input import SubFile, RefFile
  File "C:\dev\subsync\subsync\synchro\input.py", line 2, in <module>
    from subsync.synchro.channels import ChannelsMap
  File "C:\dev\subsync\subsync\synchro\channels.py", line 53, in <module>
    class AutoChannelsMap(ChannelsMap):
  File "C:\dev\subsync\subsync\synchro\channels.py", line 55, in AutoChannelsMap
    centerId = gizmo.AudioFormat.getChannelIdByName('FC')
AttributeError: module 'gizmo' has no attribute 'AudioFormat'

Looks like thereäs c++ code there that needs to be compiled somehow?