class_docstr: Tester distribution for default methods.
code: def __init__(self, mu, sigma, index=None, columns=None):
      self.mu = mu
      self.sigma = sigma
      self.index = index
      self.columns = columns
  
      self._mu, self._sigma = self._get_bc_params(self.mu, self.sigma)
      shape = self._mu.shape
  
      if index is None:
          index = pd.RangeIndex(shape[0])
  
      if columns is None:
          columns = pd.RangeIndex(shape[1])
  
      super().__init__(index=index, columns=columns)
  
file_path: sktime/sktime/proba/tests/test_base_default_methods.py
imports: import numpy
  import pandas
  from scipy.special import erfinv
  from sktime.proba.base import BaseDistribution
label_desc: Use image node_id 1 to create a new _DistrDefaultMethodTester object from inherited base classes: BaseDistribution with example: obj = _DistrDefaultMethodTester(mu, sigma, index, columns)