Update app.py

app.py

@@ -227,7 +227,7 @@ def generate_image(model_choice, additional_positive_prompt, additional_negative
         pipe = pipe_hybridpony
 
     if use_lowstep_lora:
-        pipeline.unet.load_attn_procs("silveroxides/sdxl_lowstep_beta_v1", weight_name="pytorch_lora_weights.safetensors")
+        pipe.unet.load_attn_procs("silveroxides/sdxl_lowstep_beta_v1", weight_name="pytorch_lora_weights.safetensors")
 
     if use_random_seed:
         seed = random.randint(0, 2**32 - 1)