Update app.py

app.py

@@ -7,7 +7,7 @@ from mixdiff import StableDiffusionCanvasPipeline, Text2ImageRegion
 scheduler = LMSDiscreteScheduler(beta_start=0.00085, beta_end=0.012, beta_schedule="scaled_linear", num_train_timesteps=1000)
 pipeline = StableDiffusionCanvasPipeline.from_pretrained("CompVis/stable-diffusion-v1-4", scheduler=scheduler, use_auth_token=True).to("cuda:0")
 
-def generate(prompt1, prompt2, prompt3, seed)
+def generate(prompt1, prompt2, prompt3, seed):
     """Mixture of Diffusers generation"""
     return pipeline(
         canvas_height=640,