code: def op_hstem(self, index):
      psCharStrings.T2WidthExtractor.op_hstem(self, index)
      self.processHint(index)
  
imports: from fontTools.misc import psCharStrings
  from fontTools import ttLib
  from fontTools.pens.basePen import NullPen
  from fontTools.misc.roundTools import otRound
  from fontTools.misc.loggingTools import deprecateFunction
  from fontTools.subset.util import _add_method, _uniq_sort
label_desc: Use image node_id 5 for calling the _DehintingT2Decompiler obj's underlying member method code with example usage: obj.op_hstem(index) without return types