{ "cls_token": "[CLS]", "do_basic_tokenize": false, "do_lower_case": true, "mask_token": "[MASK]", "max_length": 60, "never_split": null, "pad_token": "[PAD]", "padding": "max_length", "sep_token": "[SEP]", "strip_accents": null, "tokenize_chinese_chars": true, "tokenizer_class": "BertTokenizer", "truncation": true, "unk_token": "[UNK]" }