Update handler.py

handler.py

@@ -118,7 +118,7 @@ class EndpointHandler():
         # hyperparamters
         negatice_prompt = data.pop("negative_prompt", None)
         num_inference_steps = data.pop("num_inference_steps", 30)
-        guidance_scale = data.pop("guidance_scale", 7.0)
+        guidance_scale = data.pop("guidance_scale", 7.4)
         negative_prompt = data.pop("negative_prompt", None)
         height = data.pop("height", None)
         width = data.pop("width", None)