code: def test_backtranslation_dataset_no_eos_in_output_src(self):
      self._backtranslation_dataset_helper(
          remove_eos_from_input_src=False,
          remove_eos_from_output_src=True,
      )
  
file_path: fairseq/tests/test_backtranslation_dataset.py
imports: import unittest
  import tests.utils
  import torch
  from fairseq.data import BacktranslationDataset, LanguagePairDataset, TransformEosDataset
  from fairseq.sequence_generator import SequenceGenerator
label_desc: Use image node_id 3 for calling the TestBacktranslationDataset obj's underlying member method code with example usage: obj.test_backtranslation_dataset_no_eos_in_output_src() without return types