Update handler.py

handler.py

@@ -11,7 +11,7 @@ class EndpointHandler:
         # Access the environment variable
         HUGGINGFACE_API_TOKEN = os.getenv('HUGGINGFACE_API_TOKEN')
         if not HUGGINGFACE_API_TOKEN:
-            raise ValueError("HUGGINGFACE_API_TOKEN environment variable is not set")
+            raise ValueError("HUGGINGFACE_API_TOKEN")
 
         # Load model and pipeline
         self.controlnet = FluxControlNetModel.from_pretrained(