code: def chinese_word_cut_tf(input_str, use_file=False):
      """"""
  
      output_str = py_x_ops.jieba_cut(
          input_str, use_file=use_file, hmm=True
      )
      return output_str
  
file_path: delta/delta/data/preprocess/text_ops.py
imports: import delta.compat
  from absl import logging
  from delta import utils
  from core.ops import py_x_ops
  from delta.data.utils import read_lines_from_text_file
label_desc: Use image node_id 3 for calling a global function with example usage: chinese_word_cut_tf(input_str, use_file) and returns: output_str