code: def __init__(self, fp, prefix, isbmpmap):
      self.fp = fp
      self.prefix = prefix
      self.isbmpmap = isbmpmap
      self.filler = self.filler_class()
  
file_path: cpython/Tools/unicode/genmap_tchinese.py
imports: import os
  from genmap_support import *
label_desc: Use image node_id 1 to create a new HintsWriter object  with example: obj = HintsWriter(fp, prefix, isbmpmap)