class_docstr: Basic tests on the util functions in TorchAgent.
class_docstr_tok: ["Basic","tests","on","the","util","functions","in","TorchAgent","."]
docstr: Tests respond() in the base Agent class, where the agent provides a string
  response to a single message.
docstr_tok: ["Tests","respond","(",")","in","the","base","Agent","class",",","where","the","agent","provides","a","string","response","to","a","single","message","."]
code: def test_respond(self):
      """
      Tests respond() in the base Agent class, where the agent provides a string
      response to a single message.
      """
      agent = get_agent()
      message = Message(
          {
              "text": "It's only a flesh wound.",
              "labels": ["Yield!"],
              "episode_done": True,
          }
      )
      response = agent.respond(message)
      self.assertEqual(response, "Training 0!")
      message = Message(
          {
              "text": "It's only a flesh wound.",
              "eval_labels": ["Yield!"],
              "episode_done": True,
          }
      )
      response = agent.respond(message)
      self.assertIn("Evaluating 0", response)
  
imports: import os
  import unittest
  from parlai.core.agents import create_agent_from_shared
  from parlai.utils.testing import tempdir
  from parlai.utils.misc import Message
label_desc: Use image node_id 14 for calling the TestTorchAgent obj's underlying member method code with example usage: obj.test_respond() without return types