Update app.py

app.py

@@ -1,8 +1,15 @@
 import gradio as gr
+from huggingface_hub import login
 import torch
 from diffusers import StableDiffusionXLPipeline, AutoencoderKL
 from blora_utils import BLOCKS, filter_lora, scale_lora
 
+hf_token = os.environ.get("HF_TOKEN")
+login(token=hf_token)
+
+MAX_SEED = np.iinfo(np.int32).max
+MAX_IMAGE_SIZE = 1024
+
 vae = AutoencoderKL.from_pretrained("madebyollin/sdxl-vae-fp16-fix", torch_dtype=torch.float16)
 pipeline = StableDiffusionXLPipeline.from_pretrained(
         "stabilityai/stable-diffusion-xl-base-1.0",