Show HN: FlexDict – Deeply Nested Python Dictionaries with Ease

This is cool! Would easily replace the slightly tricky to grok code I came across to make a binary trie last week:

  # in for loop:
      node = trie
      for char in number:
          node = node.setdefault(char, {})
  

(from here: https://www.hackerrank.com/challenges/maximum-xor/forum)