code: def _get_or_create_keyed_state(
      self, state_descriptor: StateDescriptor
  ):
      return self._keyed_state_backend.getPartitionedState(
          JVoidNamespace_INSTANCE,
          self._window_serializer,
          to_java_state_descriptor(state_descriptor),
      )
  
file_path: flink/flink-python/pyflink/fn_execution/embedded/state_impl.py
imports: from pemja import findClass
  from pyflink.datastream.state import ValueStateDescriptor, ListStateDescriptor, MapStateDescriptor, StateDescriptor, ReducingStateDescriptor, AggregatingStateDescriptor
  from pyflink.fn_execution.datastream.embedded.state_impl import ValueStateImpl, ListStateImpl, MapStateImpl, ReducingStateImpl, AggregatingStateImpl
  from pyflink.fn_execution.embedded.converters import from_type_info
  from pyflink.fn_execution.embedded.java_utils import to_java_state_descriptor
label_desc: Use image node_id 8 for calling the KeyedStateBackend obj's underlying member method code with example usage: obj._get_or_create_keyed_state(state_descriptor) and returns: self