class_docstr: Runs basic tokenization (punctuation splitting, lower casing, etc.).
docstr: Adds whitespace around any CJK character.
docstr_tok: ["Adds","whitespace","around","any","CJK","character","."]
code: def _tokenize_chinese_chars(self, text):
      """Adds whitespace around any CJK character."""
      output = []
      for char in text:
          cp = ord(char)
          if self._is_chinese_char(cp):
              output.append(" ")
              output.append(char)
              output.append(" ")
          else:
              output.append(char)
      return "".join(output)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import collections
  import os
  import re
  import unicodedata
  from functools import lru_cache
  import six
label_desc: Use image node_id 5 for calling the BasicTokenizer obj's underlying member method code with example usage: obj._tokenize_chinese_chars(text) and returns: str