tokenizer_config.json

{"distilbert-base-uncased": {"do_lower_case": true},
 "distilbert-base-uncased-distilled-squad": {"do_lower_case": true}, 
 "distilbert-base-cased": {"do_lower_case": false}, 
 "distilbert-base-cased-distilled-squad": {"do_lower_case": false}, 
 "distilbert-base-german-cased": {"do_lower_case": false}, 
 "distilbert-base-multilingual-cased": {"do_lower_case": false}}