Update handler.py

handler.py

@@ -2,7 +2,7 @@ from typing import  Dict, List, Any
 from PIL import Image
 import torch
 from torch import autocast
-from diffusers import StableDiffusionUpscalePipeline
+from diffusers import StableDiffusionLatentUpscalePipeline
 import base64
 from io import BytesIO
 from transformers.utils import logging
@@ -24,7 +24,7 @@ class EndpointHandler():
         self.path = path
         # load the optimized model
         #model_id = "stabilityai/stable-diffusion-x4-upscaler"
-        self.pipe = StableDiffusionUpscalePipeline.from_pretrained(path, torch_dtype=torch.float16)
+        self.pipe = StableDiffusionLatentUpscalePipeline.from_pretrained(path, torch_dtype=torch.float16)
         self.pipe = self.pipe.to(device)