我一直在尝试将包含已标记化单词的 pandas 数据框转换为二元组，但我没有成功。我尝试了多个代码，但我要么不断收到错误消息，要么收到奇怪的答案。我大约两周前才开始使用 python，我真的很挣扎。任何帮助，将不胜感激。谢谢
这是我到目前为止所尝试过的。
from nltk.util import ngrams
generic_tweets['bigrams'] = generic_tweets['tweet'].apply(lambda row: list(map(lambda x:ngrams(x,2), row)))
generic_tweets['bigrams'].head()
在哪里
generic_tweets['tweet'].head()
0 [awww, thats, bummer, shoulda, got, david, car...
1 [upset, that, he, cant, update, his, facebook,...
2 [dived, many, time, ball, managed, save, rest,...
3 [whole, body, feel, itchy, like, it, on, fire]
4 [no, it, not, behaving, at, all, im, mad, why,...
5 [not, whole, crew]
6 [need, hug]
我想要的是
0 [(awww, thats), (thats, bummer), (bummer, shoulda)...
1 [(upset, that), …