code: def corpus(self, tasks_base_path):
      return flair.datasets.ColumnCorpus(
          data_folder=tasks_base_path / "fashion",
          column_format={0: "text", 3: "ner"},
      )
  
file_path: flair/tests/models/test_sequence_tagger.py
imports: import pytest
  import flair
  from flair.embeddings import FlairEmbeddings, WordEmbeddings
  from flair.models import SequenceTagger
  from flair.trainers import ModelTrainer
  from tests.model_test_utils import BaseModelTest
label_desc: Use image node_id 4 for calling the TestSequenceTagger obj's underlying member method code with example usage: obj.corpus(tasks_base_path) and returns: flair