code: def set_weights(self, weights):
      self.weights = weights
  
file_path: PARL/parl/core/tests/agent_base_test.py
imports: import unittest
  from parl.core.model_base import ModelBase
  from parl.core.algorithm_base import AlgorithmBase
  from parl.core.agent_base import AgentBase
label_desc: Use image node_id 3 for calling the MockModel obj's underlying member method code with example usage: obj.set_weights(weights) without return types