Update app.py

app.py

@@ -4,13 +4,21 @@ import random
 import torch
 from diffusers import StableDiffusion3Pipeline
 
+# Access Secrets, token authentication for gated models
+import os
+print(os.getenv('HF_TOKEN'))
+
+#Hardware Selection
 device = "cuda" if torch.cuda.is_available() else "cpu"
 
+# GPU support
 if torch.cuda.is_available():
     torch.cuda.max_memory_allocated(device=device)
-    pipe = StableDiffusion3Pipeline.from_pretrained("stabilityai/stable-diffusion-3-medium-diffusers", torch_dtype=torch.float16)
+    pipe = StableDiffusion3Pipeline.from_pretrained("stabilityai/stable-diffusion-3-medium-diffusers", token=HF_TOKEN torch_dtype=torch.float16)
     pipe.enable_xformers_memory_efficient_attention()
     pipe = pipe.to(device)
+
+# CPU Support
 else: 
     pipe = StableDiffusion3Pipeline.from_pretrained("stabilityai/stable-diffusion-3-medium-diffusers", torch_dtype=torch.float16)
     pipe = pipe.to(device)