code: def __init__(self, prob_method: List[float] = None):
      if prob_method is None:
          prob_method = [0.5, 0.5]
      self.prob_method = prob_method
  
imports: from typing import List
  import numpy
  from ...model import Model
  from ...mutation import TreeMutation, GrowMutation, PruneMutation
  from ...node import LeafNode, TreeNode
  from ...samplers.treemutation import TreeMutationLikelihoodRatio
  from ...sigma import Sigma
  from ...tree import Tree
label_desc: Use image node_id 1 to create a new UniformTreeMutationLikelihoodRatio object from inherited base classes: TreeMutationLikelihoodRatio with example: obj = UniformTreeMutationLikelihoodRatio(prob_method)