toast254

# -*- coding: utf-8 -*-

import collections


def dict_merge(dct: dict, merge_dct: dict):
    """ Recursive dict merge. Inspired by :meth:``dict.update()``, instead of
    updating only top-level keys, dict_merge recurses down into dicts nested
    to an arbitrary depth, updating keys. The ``merge_dct`` is merged into
    ``dct``.