소스코드 실행 시 에러

- 학습 관련 질문을 남겨주세요. 상세히 작성하면 더 좋아요!
- 먼저 유사한 질문이 있었는지 검색해보세요.
- 서로 예의를 지키며 존중하는 문화를 만들어가요.
- 잠깐! 인프런 서비스 운영 관련 문의는 1:1 문의하기를 이용해주세요.

from nltk.util import pad_sequence
from nltk.util import bigrams
from nltk.util import ngrams
from nltk.util import everygrams
from nltk.lm.preprocessing import pad_both_ends
from nltk.lm.preprocessing import flatten

위 구문 실행 시, 아래와 같은 에러가 뜹니다.

------------------------------------------------------------------------ ---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)

<ipython-input-5-db6c290979e8> in <cell line: 5>()
      3 from nltk.util import ngrams
      4 from nltk.util import everygrams
----> 5 from nltk.lm.preprocessing import pad_both_ends
      6 from nltk.lm.preprocessing import flatten

/usr/local/lib/python3.10/dist-packages/nltk/lm/counter.py in <module>
     13 from __future__ import unicode_literals
     14 
---> 15 from collections import Sequence, defaultdict
     16 
     17 from six import string_types

ImportError: cannot import name 'Sequence' from 'collections' (/usr/lib/python3.10/collections/__init__.py)
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NOTE: If your import is failing due to a missing package, you can
manually install dependencies using either !pip or !apt.

To view examples of installing some common dependencies, click the
"Open Examples" button below.
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!pip install -U pip
!pip install -U dill
!pip install -U nltk==3.4

!pip install -U nltk