已解决（nltk加载词性词库报错）Resource averaged_perceptron_tagger not found.
Please use the NLTK Downloader to obtain the resource:

文章目录

报错代码
报错翻译
报错原因
解决方法
帮忙解决

报错代码

粉丝群里面的一个小伙伴想用nltk加载词性词库，在网上复制别人的代码运行的时候发生了报错（当时他心里瞬间凉了一大截，跑来找我求助，然后顺利帮助他解决了，顺便记录一下希望可以帮助到更多遇到这个bug不会解决的小伙伴），报错代码如下：

import nltk

words = nltk.word_tokenize('Python is a widely used programming language.')
print(nltk.pos_tag(words))

我们可以看到他导包没有任何问题（已经安装了nltk模块）：

在这里插入图片描述

但是还是发生了报错，报错信息内容如下：

D:\Python3.8\python.exe E:/Python/test2.py
Traceback (most recent call last):
  File "E:/Python/test2.py", line 4, in <module>
    print(nltk.pos_tag(words)) # 需要下载 averaged_perceptron_tagger
  File "D:\Python3.8\lib\site-packages\nltk\tag\__init__.py", line 165, in pos_tag
    tagger = _get_tagger(lang)
  File "D:\Python3.8\lib\site-packages\nltk\tag\__init__.py", line 107, in _get_tagger
    tagger = PerceptronTagger()
  File "D:\Python3.8\lib\site-packages\nltk\tag\perceptron.py", line 167, in __init__
    find("taggers/averaged_perceptron_tagger/" + PICKLE)
  File "D:\Python3.8\lib\site-packages\nltk\data.py", line 583, in find
    raise LookupError(resource_not_found)
LookupError: 
**********************************************************************
  Resource averaged_perceptron_tagger not found.
  Please use the NLTK Downloader to obtain the resource:

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

  Attempted to load taggers/averaged_perceptron_tagger/averaged_perceptron_tagger.pickle

  Searched in:
    - 'C:\\Users\\Administrator/nltk_data'
    - 'D:\\Python3.8\\nltk_data'
    - 'D:\\Python3.8\\share\\nltk_data'
    - 'D:\\Python3.8\\lib\\nltk_data'
    - 'C:\\Users\\Administrator\\AppData\\Roaming\\nltk_data'
    - 'C:\\nltk_data'
    - 'D:\\nltk_data'
    - 'E:\\nltk_data'
**********************************************************************


Process finished with exit code 1