@Override
        public void visitPyCallExpression(final @NotNull PyCallExpression node) {
          final PyExpression callee = node.getCallee();
          if (callee != null && "locals".equals(callee.getName())){
            throw new DontPerformException();
          }
          node.acceptChildren(this); // look at call expr in arguments
        }
@Override
        public void visitPyCallExpression(final @NotNull PyCallExpression node)