code: def test_read_data_source_with_utf8_issues(self):
      schema = {"text": str, "label": str}
      data_source = TSVDataSource.from_config(
          TSVDataSource.Config(
              train_filename=tests_module.test_file(
                  "test_utf8_errors.tsv"
              ),
              field_names=["label", "text"],
          ),
          schema,
      )
      list(data_source.train)
  
imports: import unittest
  from typing import List
  from pytext.data.sources.data_source import SafeFileWrapper
  from pytext.data.sources.tsv import BlockShardedTSVDataSource, SessionTSVDataSource, TSVDataSource
  from pytext.utils.test import import_tests_module
label_desc: Use image node_id 10 for calling the TSVDataSourceTest obj's underlying member method code with example usage: obj.test_read_data_source_with_utf8_issues() without return types