[interrogator] mkdir check

from modules import devices, paths, lowvram

blip_image_eval_size = 384

blip_model_local = os.path.join('models', 'Interrogator', 'BLIP_model.pth')

blip_local_dir = os.path.join('models', 'Interrogator')

blip_local_file = os.path.join(blip_local_dir, 'model_base_caption_capfilt_large.pth')

blip_model_url = 'https://storage.googleapis.com/sfr-vision-language-research/BLIP/models/model_base_caption_capfilt_large.pth'

clip_model_name = 'ViT-L/14'

    def load_blip_model(self):

        import models.blip

        if not os.path.isfile(blip_model_local):

        if not os.path.isfile(blip_local_file):

            if not os.path.isdir(blip_local_dir):

                os.mkdir(blip_local_dir)

            print("Downloading BLIP...")

            import requests as req

            open(blip_model_local, 'wb').write(req.get(blip_model_url, allow_redirects=True).content)

            print("BLIP downloaded to", blip_model_local + '.')

            from requests import get as reqget

            open(blip_local_file, 'wb').write(reqget(blip_model_url, allow_redirects=True).content)

            print("BLIP downloaded to", blip_local_file + '.')

        blip_model = models.blip.blip_decoder(pretrained=blip_model_local, image_size=blip_image_eval_size, vit='base', med_config=os.path.join(paths.paths["BLIP"], "configs", "med_config.json"))

        blip_model = models.blip.blip_decoder(pretrained=blip_local_file, image_size=blip_image_eval_size, vit='base', med_config=os.path.join(paths.paths["BLIP"], "configs", "med_config.json"))

        blip_model.eval()

        return blip_model