Update app.py

app.py

@@ -16,6 +16,7 @@ from diffusers.utils import load_image
 # load pipeline
 global pipe_canny
 global pipe_tile
+global pipe
 controlnet_canny = SD3ControlNetModel.from_pretrained("InstantX/SD3-Controlnet-Canny")
 controlnet_tile = SD3ControlNetModel.from_pretrained("InstantX/SD3-Controlnet-Tile")
 
@@ -57,7 +58,7 @@ def infer(image_in, prompt, control_type, inference_steps, guidance_scale, contr
     n_prompt = 'NSFW, nude, naked, porn, ugly'
 
     if control_type == "canny":
-        global pipe = pipe_canny
+        pipe = pipe_canny
         pipe.to("cuda", torch.float16)
         # Canny preprocessing
         image_to_canny = load_image(image_in)
@@ -70,7 +71,7 @@ def infer(image_in, prompt, control_type, inference_steps, guidance_scale, contr
         control_image = image_to_canny
     
     elif control_type == "tile":
-        global pipe = pipe_tile
+        pipe = pipe_tile
         pipe.to("cuda", torch.float16)
         control_image = load_image(image_in)