code: def establish_args():
      parser = argparse.ArgumentParser()
      parser.add_argument("--dynet-gpus", default=0, type=int)
  
      parser.add_argument("--env_id", default=0, type=int)
      parser.add_argument(
          "--double", default=False, action="store_true"
      )
      parser.add_argument(
          "--dueling", default=False, action="store_true"
      )
      parser.add_argument(
          "--prioritized", default=False, action="store_true"
      )
      args = parser.parse_args()
      return args
  
imports: import argparse
  import gym
  from dqn import DeepQNetwork
  from network import MLP, Header
  from train_test_utils import train_pipeline_progressive, train_pipeline_conservative, test
label_desc: Use image node_id 1 for calling a global function with example usage: establish_args() and returns: args