code: def comment(self, data):
      data = escape(data)
      lines = data.split("\n")
      self._writeraw("<!-- " + lines[0])
      for line in lines[1:]:
          self.newline()
          self._writeraw("     " + line)
      self._writeraw(" -->")
  
imports: from fontTools.misc.textTools import byteord, strjoin, tobytes, tostr
  import sys
  import os
  import string
label_desc: Use image node_id 11 for calling the XMLWriter obj's underlying member method code with example usage: obj.comment(data) without return types