If you are staring at a [Errno 11004] getaddrinfo failed or an SSL: CERTIFICATE_VERIFY_FAILED message, follow this guide to get your NLTK resources running. 1. Fix SSL Certificate Errors (Most Common)
If you are working behind a corporate firewall or using a VPN, the connection might be blocked. Use a Proxy in the Script nltk.download() not working
Sometimes the downloader works, but Python can't find the files. This happens because NLTK searches specific folders. Check where NLTK is looking: print(nltk.data.path) If you are staring at a [Errno 11004]
import nltk nltk.set_proxy('http://example.com') nltk.download('punkt') Use code with caution. Use the UI Downloader If the command line fails, try the interactive window: import nltk nltk.download() Use code with caution. A GUI window will pop up. Change the to https://githubusercontent.com . 4. The "Manual Download" Workaround Use a Proxy in the Script Sometimes the
import nltk import ssl try: _create_unverified_https_context = ssl._create_unverified_context except AttributeError: pass else: ssl._create_default_https_context = _create_unverified_https_context nltk.download('punkt') Use code with caution. For macOS Users