diff --git a/scripts/vp_transformer.py b/scripts/vp_transformer.py
index 061d905..2550520 100644
--- a/scripts/vp_transformer.py
+++ b/scripts/vp_transformer.py
@@ -19,6 +19,7 @@
 
 def load_config(config_file: Path) -> dict:
     """Load configuration from a JSON file."""
+    return NotImplementedError
     try:
         with config_file.open() as f:
             config = json.load(f)