@Nullable
  LocalQuickFix getCreateFunctionQuickFix(@NotNull PyReferenceExpression expr) {
    PyCallExpression callExpression = PyCallExpressionNavigator.getPyCallExpressionByCallee(expr);
    if (callExpression != null && (!(callExpression.getCallee() instanceof PyQualifiedExpression) ||
                                   ((PyQualifiedExpression)callExpression.getCallee()).getQualifier() == null)) {
      return new UnresolvedRefCreateFunctionQuickFix(expr);
    }
    return null;
  }
@Nullable
  LocalQuickFix getCreateFunctionQuickFix(@NotNull PyReferenceExpression expr)