text: 
  from trees.tree import Binary_s_tree
  
  
  
  def max_tree_value(self):
         my_list =self.inorder()
         return my_list[len(my_list)-1]
  
  
  
  if __name__ == '__main__':
  
      tree = Binary_s_tree(10)
      tree.insert(15)
  
      tree.insert(20)
      tree.insert(13)
      tree.insert(7)
      tree.insert(4)
      tree.insert(9)
      tree.insert(80)
      tree.insert(200)