code: def fromXML(self, name, attrs, content, ttFont):
      setattr(self, name, safeEval(attrs["value"]))
  
imports: from fontTools.misc import sstruct
  from fontTools.misc.roundTools import otRound
  from fontTools.misc.textTools import safeEval, num2binary, binary2num
  from fontTools.ttLib.tables import DefaultTable
  import bisect
  import logging
label_desc: Use image node_id 3 for calling the Panose obj's underlying member method code with example usage: obj.fromXML(name, attrs, content, ttFont) without return types