class_docstr: Bert Like Tokenizer, ref: https://github.com/CyberZHG/keras-bert/blob/master/keras_bert/tokenizer.py
class_docstr_tok: ["Bert","Like","Tokenizer",",","ref",":","https",":","\/\/github.com\/CyberZHG\/keras-bert\/blob\/master\/keras_bert\/tokenizer.py"]
code: def _is_punctuation(ch: str) -> bool:  # noqa: E127
      code = ord(ch)
      return (
          33 <= code <= 47
          or 58 <= code <= 64
          or 91 <= code <= 96
          or 123 <= code <= 126
          or unicodedata.category(ch).startswith("P")
      )
  
file_path: Kashgari/kashgari/tokenizers/bert_tokenizer.py
imports: import codecs
  import unicodedata
  from typing import List, Optional, Dict
  from kashgari.tokenizers.base_tokenizer import Tokenizer
label_desc: Use image node_id 6 for calling the BertTokenizer obj's underlying member method code with example usage: obj._is_punctuation(ch) and returns: unknown