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Unstructured text extractor missing nltk/data punkt #3684

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opened 2026-02-21 18:00:46 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 18:00:46 -05:00
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Originally created by @AndyMik90 on GitHub (May 26, 2024).

Originally assigned to: @JohnJyong on GitHub.

Self Checks

  • This is only for bug report, if you would like to ask a question, please head to Discussions.
  • I have searched for existing issues search for existing issues, including closed ones.
  • I confirm that I am using English to submit this report (我已阅读并同意 Language Policy).
  • Please do not modify this template :) and fill in all the required fields.

Dify version

0.6.8

Cloud or Self Hosted

Self Hosted (Docker), Self Hosted (Source)

Steps to reproduce

Upload textfile using unstructured ETL type to knowledge.

✔️ Expected Behavior

import nltk punk before usage.

❌ Actual Behavior

nltk is installed with unstructured, but maybe needed to be imported in the unstructured extractors?

Error: with indexing estimate api, core/rag/extractor/unstructured/unstructured_text_extractor.py in extract at line 29

LookupError: 
**********************************************************************
  Resource punkt not found.
  Please use the NLTK Downloader to obtain the resource:

  >>> import nltk
  >>> nltk.download('punkt')
  
  For more information see: https://www.nltk.org/data.html

  Attempted to load tokenizers/punkt/PY3/english.pickle

  Searched in:
    - '/root/nltk_data'
    - '/usr/local/nltk_data'
    - '/usr/local/share/nltk_data'
    - '/usr/local/lib/nltk_data'
    - '/usr/share/nltk_data'
    - '/usr/local/share/nltk_data'
    - '/usr/lib/nltk_data'
    - '/usr/local/lib/nltk_data'
    - ''
**********************************************************************

Suggestion:

import nltk

# Download the 'punkt' resource
nltk.download('punkt')
Originally created by @AndyMik90 on GitHub (May 26, 2024). Originally assigned to: @JohnJyong on GitHub. ### Self Checks - [X] This is only for bug report, if you would like to ask a question, please head to [Discussions](https://github.com/langgenius/dify/discussions/categories/general). - [X] I have searched for existing issues [search for existing issues](https://github.com/langgenius/dify/issues), including closed ones. - [X] I confirm that I am using English to submit this report (我已阅读并同意 [Language Policy](https://github.com/langgenius/dify/issues/1542)). - [X] Please do not modify this template :) and fill in all the required fields. ### Dify version 0.6.8 ### Cloud or Self Hosted Self Hosted (Docker), Self Hosted (Source) ### Steps to reproduce Upload textfile using unstructured ETL type to knowledge. ### ✔️ Expected Behavior import nltk punk before usage. ### ❌ Actual Behavior nltk is installed with unstructured, but maybe needed to be imported in the unstructured extractors? Error: with indexing estimate api, core/rag/extractor/unstructured/unstructured_text_extractor.py in extract at line 29 ``` LookupError: ********************************************************************** Resource punkt not found. Please use the NLTK Downloader to obtain the resource: >>> import nltk >>> nltk.download('punkt')  For more information see: https://www.nltk.org/data.html Attempted to load tokenizers/punkt/PY3/english.pickle Searched in: - '/root/nltk_data' - '/usr/local/nltk_data' - '/usr/local/share/nltk_data' - '/usr/local/lib/nltk_data' - '/usr/share/nltk_data' - '/usr/local/share/nltk_data' - '/usr/lib/nltk_data' - '/usr/local/lib/nltk_data' - '' ********************************************************************** ``` Suggestion: ``` import nltk # Download the 'punkt' resource nltk.download('punkt') ```
yindo added the 🐞 bugstale labels 2026-02-21 18:00:46 -05:00
yindo closed this issue 2026-02-21 18:00:46 -05:00
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Reference: langgenius/dify#3684
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