def __init__(self, wrong_tensor_name='incorrect_vector', summary_name='validation_error'):
        """
        Args:
            wrong_tensor_name(str): name of the ``wrong`` binary vector tensor.
            summary_name(str): the name to log the error with.
        """
        self.wrong_tensor_name = wrong_tensor_name
        self.summary_name = summary_name

        Args:
            wrong_tensor_name(str): name of the ``wrong`` binary vector tensor.
            summary_name(str): the name to log the error with.
        
tensorpack/callbacks/inference.py