def METHOD_NAME(sync_time=0):
    """
    Supports running forever in PyNN 0.8/0.9 format.
    .. deprecated:: 7.0
        Use
        :py:class:`spynnaker.pyNN.external_devices` instead.
    """
    moved_in_v7("spynnaker8.external_devices",
                "spynnaker.pyNN.external_devices")
    moved_code.METHOD_NAME(sync_time)