code: def set_flat_weights(self, flat_weights):
      weights = utils.unflatten(flat_weights, self.weights_shapes)
      self.set_weights({self.weights_name: weights})
  
file_path: PARL/benchmark/fluid/ES/mujoco_agent.py
imports: import numpy
  import paddle.fluid
  import parl
  import utils
  from parl import layers
  from optimizers import Adam
label_desc: Use image node_id 6 for calling the MujocoAgent obj's underlying member method code with example usage: obj.set_flat_weights(flat_weights) without return types