class_docstr: Test training.
class_docstr_tok: ["Test","training","."]
code: def test_training(self):
      opt = {
          "model": "projects.seeker.agents.seeker:ComboFidGoldDocumentAgent",
          "task": all_tasks,
          **TRAIN_COMMON_OPT,
      }
      testing_utils.train_model(opt)
  
file_path: ParlAI/tests/nightly/gpu/test_seeker.py
imports: import unittest
  import parlai.scripts.eval_model
  from parlai.scripts.self_chat import SelfChat
  import parlai.utils.testing
label_desc: Use image node_id 1 for calling the TestTrain obj's underlying member method code with example usage: obj.test_training() without return types