code: def test_fails_without_required_args(self):
      sys.argv = [
          "run.py",  # executable
          "predict",  # command
          "/path/to/archive",  # archive, but no input file
      ]
  
      with self.assertRaises(
          SystemExit
      ) as cm:  # pylint: disable=invalid-name
          main()
  
      assert cm.exception.code == 2
  
imports: from __future__ import with_statement
  from __future__ import division
  from __future__ import absolute_import
  import argparse
  import csv
  import io
  import json
  import os
  import pathlib
  import shutil
  import sys
  import tempfile
  import pytest
  from allennlp.common.checks import ConfigurationError
  from allennlp.common.util import JsonDict
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.commands import main
  from allennlp.commands.predict import Predict
  from allennlp.predictors import Predictor, BidafPredictor
  from io import open
label_desc: Use image node_id 6 for calling the TestPredict obj's underlying member method code with example usage: obj.test_fails_without_required_args() without return types