class_docstr: For the "eval" command.
class_docstr_tok: ["For","the","``","eval","''","command","."]
code: def test_eval(self):
      parser = cmd_line_parser.CmdLineParser()
      results, _ = parser.parse_line(
          "eval --ground_truth _GROUND_TRUTH_VAR --inputs _INPUT_VAR_ONE"
      )
      self.assertEqual(
          ["apple", "banana", "cantaloupe"], results.ground_truth
      )
  
imports: from __future__ import annotations
  import sys
  from unittest import mock
  from absl.testing import absltest
  from google.generativeai.notebook import argument_parser
  from google.generativeai.notebook import cmd_line_parser
  from google.generativeai.notebook import model_registry
  from google.generativeai.notebook import parsed_args_lib
  from google.generativeai.notebook import post_process_utils
  from google.generativeai.notebook.lib import llm_function
  from google.generativeai.notebook.lib import llmfn_output_row
  from google.generativeai.notebook.lib import llmfn_outputs
  from google.generativeai.notebook.lib import model
label_desc: Use image node_id 1 for calling the CmdLineParserEvalTest obj's underlying member method code with example usage: obj.test_eval() without return types