class_docstr: Benchmark return tests for PPO Schulman17.
docstr: Setup the test by clearing gin config.
docstr_tok: ["Setup","the","test","by","clearing","gin","config","."]
code: def _setup(self):
      """Setup the test by clearing gin config."""
      gin.clear_config()
      super(PpoSchulman17Return, self)._setup()
  
file_path: agents/tf_agents/benchmark/ppo_benchmark.py
imports: import os
  import time
  import gin
  import tensorflow
  from tf_agents.benchmark import utils
  from tf_agents.benchmark.perfzero_benchmark import PerfZeroBenchmark
  from tf_agents.examples.ppo.schulman17 import ppo_clip_train_eval
label_desc: Use image node_id 1 for calling the PpoSchulman17Return obj's underlying member method code with example usage: obj._setup() without return types