load url for image to image pipe

handler.py

@@ -32,12 +32,12 @@ class EndpointHandler():
         Return:
             A :obj:`dict`:. base64 encoded image
         """
-        image_data = data.pop("inputs", data).decode('base64')
-        init_image = Image.open(image_data).convert("RGB")
-        init_image.thumbnail((512, 512))
-
+        prompt = data.pop("inputs", data)
         params = data.pop("parameters", data)
 
+        url = params.pop("url", data)
+        init_image = Image.open(url).convert("RGB")
+        init_image.thumbnail((512, 512))
         # hyperparamters
         num_inference_steps = params.pop("num_inference_steps", 25)
         guidance_scale = params.pop("guidance_scale", 7.5)