Explicit removal of NoneType CURIE Ids

oaklib_utils.py

@@ -20,5 +20,6 @@ def get_candidates(term: str, top_k: int = 10) -> list[tuple[str, str]]:
 
   # Keep both URI and standard terms for "explainable" output
   # But first convert CURIE IDs to URIs
-  candidates = list((adapter.curie_to_uri(curie), term) for (curie, term) in labels)
+  # Add explicit if clause because I saw sometimes the curies were None
+  candidates = list((adapter.curie_to_uri(curie), term) for (curie, term) in labels if curie is not None)
   return candidates