private bool IsCoroutine(Statement body)
        {
            if (_ast.LanguageVersion < PythonLanguageVersion.V35)
            {
                return(false);
            }

            var walker = new AwaitWalker();

            body.Walk(walker);
            return(walker.SeenAwait);
        }
        private bool IsCoroutine(Statement body) {
            if (_ast.LanguageVersion < PythonLanguageVersion.V35) {
                return false;
            }

            var walker = new AwaitWalker();
            body.Walk(walker);
            return walker.SeenAwait;
        }