code: def __init__(self, algorithm, obs_dim, act_dim):
      self.obs_dim = obs_dim
      self.act_dim = act_dim
      super(CartpoleAgent, self).__init__(algorithm)
  
file_path: PARL/benchmark/fluid/QuickStart/cartpole_agent.py
imports: import numpy
  import paddle.fluid
  import parl
  from parl import layers
label_desc: Use image node_id 1 to create a new CartpoleAgent object from inherited base classes: parl with example: obj = CartpoleAgent(algorithm, obs_dim, act_dim)