code: def get_actor_params(self):
      return self.actor_model.parameters()
  
file_path: PARL/examples/NeurIPS2019-Learn-to-Move-Challenge/opensim_model.py
imports: import parl
  from parl import layers
  from paddle import fluid
  from paddle.fluid.param_attr import ParamAttr
label_desc: Use image node_id 4 for calling the OpenSimModel obj's underlying member method code with example usage: obj.get_actor_params() and returns: self