字典列表去重,因为可变对象不可以哈希,所以这个样子搞:[dict(t) for t in set([tuple(d.items()) for d in li])]

[dict(t) for t in set([tuple(d.items()) for d in li])]

双层列表解析还不太占内存,速度还快,就两个字送给你,牛b!