custom_nodes/ComfyUI-ReActor/scripts/reactor_sfw.py

from transformers import pipeline
from PIL import Image
import logging
import os
from reactor_utils import download
from scripts.reactor_logger import logger

def ensure_nsfw_model(nsfwdet_model_path):
    """Download NSFW detection model if it doesn't exist"""
    if not os.path.exists(nsfwdet_model_path):
        os.makedirs(nsfwdet_model_path)
        nd_urls = [
            "https://huggingface.co/AdamCodd/vit-base-nsfw-detector/resolve/main/config.json",
            "https://huggingface.co/AdamCodd/vit-base-nsfw-detector/resolve/main/model.safetensors",
            "https://huggingface.co/AdamCodd/vit-base-nsfw-detector/resolve/main/preprocessor_config.json",
        ]
        for model_url in nd_urls:
            model_name = os.path.basename(model_url)
            model_path = os.path.join(nsfwdet_model_path, model_name)
            download(model_url, model_path, model_name)

SCORE = 0.96

logging.getLogger("transformers").setLevel(logging.ERROR)

def nsfw_image(img_path: str, model_path: str):
    ensure_nsfw_model(model_path)
    with Image.open(img_path) as img:
        predict = pipeline("image-classification", model=model_path)
        result = predict(img)
        if result[0]["label"] == "nsfw" and result[0]["score"] > SCORE:
            logger.status(f"NSFW content detected, skipping...")
            return True
        return False