class StringEmptyJudgement:
    @classmethod
    def INPUT_TYPES(s):
        return {
            "required": {
                "input": ("STRING", {"forceInput": True}),
            },
        }

    RETURN_TYPES = ("BOOLEAN", )
    RETURN_NAMES = ("是否为空", )

    FUNCTION = "compute"

    CATEGORY = "不忘科技-自定义节点🚩"

    def compute(self, input):
        if len(input) == 0:
            return (True, )
        else:
            return (False, )