Update app.py

You need to remove the torch float16 from the model request.

app.py

@@ -52,7 +52,7 @@ current_model = models[1] if is_colab else models[0]
 current_model_path = current_model.path
 
 if is_colab:
-  pipe = StableDiffusionPipeline.from_pretrained(current_model.path, torch_dtype=torch.float16, scheduler=scheduler, safety_checker=lambda images, clip_input: (images, False))
+  pipe = StableDiffusionPipeline.from_pretrained(current_model.path, scheduler=scheduler, safety_checker=lambda images, clip_input: (images, False))
 
 else: # download all models
   print(f"{datetime.datetime.now()} Downloading vae...")