@Override
        public void visitPyForStatement(@NotNull PyForStatement node) {
          if (parameterWasReassigned.get()) return;

          if (isReferenceToParameter(node.getForPart().getSource())) {
            usedAttributes.add(PyNames.ITER);
          }

          super.visitPyForStatement(node);
        }
@Override
        public void visitPyForStatement(@NotNull PyForStatement node)