If nltk.download('punkt') is not working, you are likely facing an , a network block , or a deprecation issue introduced in newer NLTK versions. 1. Quick Fix: Try punkt_tab (Modern Solution)
As of NLTK 3.8.2, the traditional punkt package has been deprecated due to security concerns with older pickle files. Many modern environments now require punkt_tab instead. import nltk nltk.download('punkt_tab') Use code with caution. 2. Fix SSL Certificate Errors nltk.download('punkt') not working
On macOS or in certain environments, the download fails because Python cannot verify the SSL connection to NLTK's data server. If nltk
[BUG] punkt_tab breaking change · Issue #3293 · nltk ... - GitHub If nltk.download('punkt') is not working