func doExceptLookupError
  println('except LookupError, e'+code(_id_)+':')
  block.inclvl()
  event(onExceptLookupError, 'e'+code(_id_)+'.__str__')
  block.declvl()
end

func args
  return 'e'+code(_id_)+'.args'
end

func message
  return 'e'+code(_id_)+'.message'
end