Update regression-example-ames-no-preproc-val-set.py

Syntax correction / typo.

Author: david-thrower

regression-example-ames-no-preproc-val-set.py

@@ -226,7 +226,7 @@ def hash_based_split(df,  # Pandas dataframe
 # Verify purge_model_storage_files works:
 model_storage_path = f"{PROJECT_NAME}/models"
 if exists(model_storage_path):
-    raise ValueError(f"Failed test: Parh {model_storage_path}" should have beed deleted and was not.)
+    raise ValueError(f"Failed test: Parh {model_storage_path}" should have beed deleted and was not.")
 
 
 print("result extracted from cerebros")