[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: Hostname mismatch, certificate is not valid for 'www.quest.dcs.shef.ac.uk'. (_ssl.c:1147)

[rhr0411]

Could not get the file at http://www.quest.dcs.shef.ac.uk/wmt16_files_mmt/training.tar.gz. [RequestException] None.
vocab_src, vocab_tgt = show_example(load_vocab, args=[spacy_de, spacy_en])
how can i solve this problem ,please help me!

[Dav0808]

Exception: Could not get the file at http://www.quest.dcs.shef.ac.uk/wmt16_files_mmt/training.tar.gz. [RequestException] None. - I am experiencing same issue; how to resolve it? when running make html - get this error: SSLCertVerificationError for the above url