ComfyUI Delay Node

delay.py

import time

class DELAY:
    def __init__(self):
        pass

    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "model": ("MODEL",),
                "wait_seconds": ("INT", {
                    "default": "30"}),
            },
        }

    RETURN_TYPES = ("MODEL",)
    FUNCTION = "delay"

    CATEGORY = "utils/wtf"

    def delay(self, model, wait_seconds):

        time.sleep(wait_seconds)
        
        return (model, )
    
    # This function would force the node to always trigger a delay, even if nothing in the workflow changed.
    # Not sure if that would be useful, but uncomment it if you think you need it.
    # def IS_CHANGED(self, model, wait_seconds):
    #     return float("NaN")

NODE_CLASS_MAPPINGS = {
    "Delay": DELAY
}

NODE_DISPLAY_NAME_MAPPINGS = {
    "Delay": "Delay"
}