class_docstr: Agent.
  Args:
      algorithm (`parl.Algorithm`): algorithm to be used in this agent.
class_docstr_tok: ["Agent",".","Args",":","algorithm","(","`","parl.Algorithm","`",")",":","algorithm","to","be","used","in","this","agent","."]
docstr: Save Model
  Args:
      model_path (str): the path to save model
docstr_tok: ["Save","Model","Args",":","model_path","(","str",")",":","the","path","to","save","model"]
code: def save(self, model_path):
      """Save Model
      Args:
          model_path (str): the path to save model
      """
      sep = os.sep
      dirname = sep.join(model_path.split(sep)[:-1])
      if dirname != "" and not os.path.exists(dirname):
          os.makedirs(dirname)
      model_dict = {}
      model_dict["critic"] = self.alg.critic.state_dict()
      model_dict["actor"] = self.alg.actor.state_dict()
      model_dict["optim"] = self.alg.optim.state_dict()
      paddle.save(model_dict, model_path)
  
file_path: PARL/examples/Baselines/Halite_competition/paddle/rl_trainer/agent.py
imports: import os
  import parl
  import paddle
label_desc: Use image node_id 6 for calling the Agent obj's underlying member method code with example usage: obj.save(model_path) without return types