code: def __init__(self, node, children=None, **prob_kwargs):
      Tree.__init__(self, node, children)
      ProbabilisticMixIn.__init__(self, **prob_kwargs)
  
file_path: nltk/nltk/tree/probabilistic.py
imports: from nltk.internals import raise_unorderable_types
  from nltk.probability import ProbabilisticMixIn
  from nltk.tree.immutable import ImmutableProbabilisticTree
  from nltk.tree.tree import Tree
label_desc: Use image node_id 1 to create a new ProbabilisticTree object from inherited base classes: Tree, ProbabilisticMixIn with example: obj = ProbabilisticTree(node, children)