{ "do_basic_tokenize": false, "do_lower_case": false, "mask_token": "[MASK]", "never_split": null, "pad_token": "[PAD]", "sep_token": "[SEP]", "strip_accents": null, "tokenize_chinese_chars": true, "tokenizer_class": "ProphetNetTokenizer", "unk_token": "[UNK]", "x_sep_token": "[X_SEP]" }