24 def DFS(root, word, cur_path):  argument
40     root_word_ptr = root.GetChildMemberWithName("word")
41     left_child_ptr = root.GetChildMemberWithName("left")
42     right_child_ptr = root.GetChildMemberWithName("right")
79 def tree_size(root):  argument
88     if (root.GetValue is None):
91     if (int(root.GetValue(), 16) == 0):
94     left_size = tree_size(root.GetChildAtIndex(1))
95     right_size = tree_size(root.GetChildAtIndex(2))
101 def print_tree(root):  argument
111     if (root.GetChildAtIndex(1).GetValue() is not None) and (
112             int(root.GetChildAtIndex(1).GetValue(), 16) != 0):
113         print_tree(root.GetChildAtIndex(1))
115     print(root.GetChildAtIndex(0).GetSummary())
117     if (root.GetChildAtIndex(2).GetValue() is not None) and (
118             int(root.GetChildAtIndex(2).GetValue(), 16) != 0):
119         print_tree(root.GetChildAtIndex(2))