text: from .prod_extraction import train as prod_train
  from .prod_extraction import predict as prod_predict
  from .role_labeling import train as role_train
  from .role_labeling import predict as role_predict
  from .trainer import IETrainer
  
  __all__ = [
      'prod_train',
      'role_train',
      'prod_predict',
      'role_predict',
      'IETrainer'
  ]
  