old_contents: # -*- coding: utf-8 -*-
  # Author: Simone Marsili <simomarsili@gmail.com>
  # License: BSD 3 clause
  """Base EntropyEstimator class."""
  import logging
  
  logger = logging.getLogger(__name__)
  
  
  class NddError(Exception):
      """Base class for ndd exceptions."""
  
  
  class EstimatorParameterError(NddError):
      """Getting/setting invalid estimator parameters."""
  
  
  class AlphaError(EstimatorParameterError):
      """Invalid size of the sample space (cardinality)."""
  
  
  class EstimatorInputError(NddError):
      """Getting/setting invalid estimator parameters."""
  
  
  class CountsError(EstimatorInputError):
      """Invalid counts array."""
  
  
  class PmfError(EstimatorInputError):
      """Invalid PMF."""
  
  
  class CardinalityError(EstimatorInputError):
      """Invalid size of the sample space (cardinality)."""
  
  
  class NumericError(NddError):
      """Numeric error during estimation."""
  
  
  class HistogramError(NddError):
      """Error during evaluation of histogram."""
  
  
  class DataArrayError(NddError):
      """Input is not a valid data array"""
  
new_contents: # -*- coding: utf-8 -*-
  # Author: Simone Marsili <simomarsili@gmail.com>
  # License: BSD 3 clause
  """Base EntropyEstimator class."""
  import logging
  
  logger = logging.getLogger(__name__)
  
  
  class NddError(Exception):
      """Base class for ndd exceptions."""
  
  
  class EstimatorParameterError(NddError):
      """Getting/setting invalid estimator parameters."""
  
  
  class AlphaError(EstimatorParameterError):
      """Invalid size of the sample space (cardinality)."""
  
  
  class EstimatorInputError(NddError):
      """Getting/setting invalid estimator parameters."""
  
  
  class CountsError(EstimatorInputError):
      """Invalid counts array."""
  
  
  class PmfError(EstimatorInputError):
      """Invalid PMF."""
  
  
  class CardinalityError(EstimatorInputError):
      """Invalid size of the sample space (cardinality)."""
  
  
  class NumericError(NddError):
      """Numeric error during estimation."""
  
  
  class HistogramError(NddError):
      """Error during evaluation of histogram."""
  
  
  class DataArrayError(NddError):
      """Input is not a valid data array"""
  
  
  class CombinationError(NddError):
      """r must be non-negative"""
  
subject: add CombinationError