code: def most_common_path(self):
      left, right = self.children
  
      if left.weight < right.weight:  # type: ignore
          return 1, right
      return 0, left
  
imports: from __future__ import annotations
  import collections
  import math
  from river import base, stats
  from river.tree.base import Branch, Leaf
  from river.utils.math import log_sum_2_exp
label_desc: Use image node_id 4 for calling the MondrianBranch obj's underlying member method code with example usage: obj.most_common_path() and returns: int,  left, int,  right