code: def _test_roundDataCorrect_helper(self, config):
      max_rounds = config[test_agents.TEST_NUM_ROUNDS_OPT_KEY]
      values = self.dump_teacher_text(
          test_agents.SystemTeacher, config, {}
      )
      for episode_idx, episode in enumerate(values):
          utts = test_agents.get_round_utts(episode_idx, max_rounds)
          comp = []
          for utt in utts:
              comp.append([utt[0], utt[1]])
              comp.append([utt[2], utt[3]])
          # Skip grounding turn cause we check it in the other teachers
          self.assertEqual(episode[1:], comp)
  
imports: import unittest
  import copy
  import parlai.core.tod.tod_core
  import parlai.core.tod.tod_test_utils.test_agents
label_desc: Use image node_id 3 for calling the TestSystemTeacher obj's underlying member method code with example usage: obj._test_roundDataCorrect_helper(config) without return types