v0.3.4.dev2 知识库上传解析不成功，backend的报错如下，如何安装下面的包

[Linzy0520]

Resource punkt_tab not found.
2024-08-21 15:04:19 Please use the NLTK Downloader to obtain the resource:
2024-08-21 15:04:19
2024-08-21 15:04:19 >>> import nltk
2024-08-21 15:04:19 >>> nltk.download('punkt_tab')
2024-08-21 15:04:19
2024-08-21 15:04:19 For more information see: https://www.nltk.org/data.html
2024-08-21 15:04:19
2024-08-21 15:04:19 Attempted to load tokenizers/punkt_tab/english/
2024-08-21 15:04:19
2024-08-21 15:04:19 Searched in:
2024-08-21 15:04:19 - '/root/nltk_data'
2024-08-21 15:04:19 - '/usr/local/nltk_data'
2024-08-21 15:04:19 - '/usr/local/share/nltk_data'
2024-08-21 15:04:19 - '/usr/local/lib/nltk_data'
2024-08-21 15:04:19 - '/usr/share/nltk_data'
2024-08-21 15:04:19 - '/usr/local/share/nltk_data'
2024-08-21 15:04:19 - '/usr/lib/nltk_data'
2024-08-21 15:04:19 - '/usr/local/lib/nltk_data'
2024-08-21 15:04:19 - '/usr/local/lib/python3.10/site-packages/llama_index/_static/nltk_cache'
2024-08-21 15:04:19 **********************************************************************