text: from dataclasses import dataclass
  from . import base as base
  from jiant.tasks.lib.templates.shared import labels_to_bimap
  
  
  @dataclass
  class Example(base.Example):
      @property
      def label_to_id(self):
          return SentEvalCoordinationInversionTask.LABEL_TO_ID
  
  
  @dataclass
  class TokenizedExample(base.TokenizedExample):
      pass
  
  
  @dataclass
  class DataRow(base.DataRow):
      pass
  
  
  @dataclass
  class Batch(base.Batch):
      pass
  
  
  class SentEvalCoordinationInversionTask(base.BaseSentEvalTask):
      Example = Example
      TokenizedExample = TokenizedExample
      DataRow = DataRow
      Batch = Batch
  
      LABELS = ["I", "O"]
      LABEL_TO_ID, ID_TO_LABEL = labels_to_bimap(LABELS)
  