def start(self):
        err = _pa.Pa_StartStream(self._stream)
        if err == _pa.paStreamIsNotStopped:
            return
        self._handle_error(err)
Either fetch the file from mocpcache or get a mcfc image
dataset/ETHPy150Open bastibe/PySoundCard/pysoundcard.py/_StreamBase.start--crossover with--dataset/ETHPy150Open neurodata/ndstore/django/catmaid/mcfccatmaid.py/MCFCCatmaid.getTile