Python 字典值相加

#字典值相加
def union_dic(*objs):
    _keys = set(sum([obj.keys() for obj in objs],[]))
    _total = {}
    for _key in _keys:
        _total[_key] = sum([obj.get(_key,0) for obj in objs])
    return _total
原文地址:https://www.cnblogs.com/iwangzc/p/4064410.html