code: def test_zh_tokenizer_serialize_char(zh_tokenizer_char):
      zh_tokenizer_serialize(zh_tokenizer_char)
  
imports: import pytest
  from spacy.lang.zh import Chinese
  from ...util import make_tempdir
label_desc: Use image node_id 2 for calling a global function with example usage: test_zh_tokenizer_serialize_char(zh_tokenizer_char) without return types