如果我对您的理解正确，并且希望以一种不区分大小写的方式键入字典的键，则一种方法是将dict子类化并重载setter / getter：
class CaseInsensitiveDict(dict): def __setitem__(self, key, value): super(CaseInsensitiveDict, self).__setitem__(key.lower(), value) def __getitem__(self, key): return super(CaseInsensitiveDict, self).__getitem__(key.lower())
