code: def set_weights(self, weights):
      self._weights = weights
  
file_path: ray/python/ray/rllib/tests/mock_worker.py
imports: import numpy
  import ray
  from ray.rllib.evaluation.worker_set import WorkerSet
  from ray.rllib.policy.sample_batch import SampleBatch
  from ray.rllib.utils.filter import MeanStdFilter
label_desc: Use image node_id 6 for calling the _MockWorker obj's underlying member method code with example usage: obj.set_weights(weights) without return types