def modify_state_for_body(s, body):
            s.layers['segmentation'].segments = frozenset([body.segment_id])
            s.voxel_coordinates = body.bbox_start + body.bbox_size // 2
def _every_weekday(job, weekday, loop=None):
    return every(job, timedelta=timedelta(days=7), start_at=_nearest_weekday(weekday), loop=loop)