def initialize(self, route_node=None, cluster_master=None):
        self._logger = log.get_logger(__name__)
        self._cluster_master = cluster_master
        super().initialize(route_node)
:type route_node: RouteNode | None
dataset/ETHPy150Open box/ClusterRunner/app/web_framework/cluster_master_application.py/_ClusterMasterBaseAPIHandler.initialize