class_docstr: Holder class with indexing
  
      
code: def __init__(self, tuple_=None, **kwds):
      super().__init__(**kwds)
      if tuple_ is not None:
          self.tuple = tuple(getattr(self, att) for att in tuple_)
      else:
          self.tuple = (self.statistic, self.pvalue)
  
file_path: statsmodels/statsmodels/stats/base.py
imports: from statsmodels.compat.python import lzip
  import numpy
  from statsmodels.tools.testing import Holder
label_desc: Use image node_id 1 to create a new HolderTuple object from inherited base classes: Holder with example: obj = HolderTuple(tuple_)