def srandmember(self, key):

        offset = self.get_node_offset(key)
        return self.servers[offset].srandmember(key)
Create and return the central widget to display the image
dataset/ETHPy150Open gmr/mredis/mredis/client.py/MRedis.srandmember--crossover with--dataset/ETHPy150Open glue-viz/glue/glue/viewers/image/qt/viewer_widget.py/ImageWidgetBase.make_central_widget