class_docstr: Class for a sample/label pair to be used in a `SortedList`.
docstr: Create an instance of a key/value to pair to be used in a `SortedList`.
  
  :param key: The sample to be matched against.
  :param value: The mapped value.
docstr_tok: ["Create","an","instance","of","a","key\/value","to","pair","to","be","used","in","a","`","SortedList","`",".",":","param","key",":","The","sample","to","be","matched","against",".",":","param","value",":","The","mapped","value","."]
code: def __init__(self, key: np.ndarray, value=None):
      """
      Create an instance of a key/value to pair to be used in a `SortedList`.
  
      :param key: The sample to be matched against.
      :param value: The mapped value.
      """
      self.key = key
      self.value = value
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  from functools import total_ordering
  import logging
  from typing import Callable, List, Optional, Union, Tuple, TYPE_CHECKING
  import numpy
  from art.estimators.estimator import BaseEstimator
  from art.estimators.regression.regressor import RegressorMixin, Regressor
  from art.estimators.classification import BlackBoxClassifier
label_desc: Use image node_id 1 to create a new FuzzyMapping object  with example: obj = FuzzyMapping(key, value)