code: def __init__(self, obs_dim, vel_obs_dim, act_dim):
      self.actor_model = ActorModel(obs_dim, vel_obs_dim, act_dim)
      self.critic_model = CriticModel(obs_dim, vel_obs_dim, act_dim)
  
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 1 to create a new OpenSimModel object from inherited base classes: parl with example: obj = OpenSimModel(obs_dim, vel_obs_dim, act_dim)