message: Fix reference name.
diff: @@ -199,8 +199,7 @@ class TypeInfoResolver(transformer.Base):
  target_symbol = anno.getanno(target, anno.Basic.QN)
  self.scope.setval(target_symbol, source)
  else:
  - raise ValueError(
  - 'assignment target has unknown type: %s' % target_item)
  + raise ValueError('assignment target has unknown type: %s' % target)
  def visit_With(self, node):
  for wi in node.items:
  