Update app.py

app.py

@@ -5,6 +5,8 @@ import gradio as gr
 import random
 import tqdm
 
+HF_TOKEN = os.getenv("HF_TOKEN")
+
 # Enable TQDM progress tracking
 tqdm.monitor_interval = 0
 
@@ -14,7 +16,7 @@ pipe = StableDiffusionXLPipeline.from_pretrained(
     torch_dtype=torch.float16, 
     custom_pipeline="lpw_stable_diffusion_xl",
     use_safetensors=True, 
-    use_auth=HUGGING_FACE_HUB_TOKEN,
+    use_auth=HF_TOKEN,
 )
 pipe.scheduler = EulerAncestralDiscreteScheduler.from_config(pipe.scheduler.config)