如何在Python中创建返回此列表的所有组合的函数？

Question

我有这样的清单:

[['I'],['want','love','like'],['cat',dog]]

我想创建一个函数,可以返回列表中的所有单词组合,如下所示:

[['I'],['want'],['cat']]
[['I'],['love'],['cat']]
[['I'],['like'],['cat']]
[['I'],['want'],['dog']]
[['I'],['love'],['dog']]
[['I'],['like'],['dog']]

PS:该功能必须适用于任何n单词

Answer 1

import itertools
for k in itertools.product(*lst):
    print(k)