null check with_from items

biolink · Nov 21, 2023 · 718c35d · 718c35d
1 parent 0b86178
commit 718c35d
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/ontobio/io/qc.py b/ontobio/io/qc.py
@@ -360,8 +360,15 @@ def test(self, annotation: association.GoAssociation, config: assocparser.AssocP
 
         okay = True
         if evidence == ic_eco:
-            only_go = [t for conjunctions in withfrom for t in conjunctions.elements if t.namespace == "GO"] # Filter terms that aren't GO terms
-            okay = len(only_go) >= 1
+            if len(withfrom) == 0:
+                okay = False
+            else:
+                for conjunctive_set in withfrom:
+                    if conjunctive_set is None or len(conjunctive_set.elements) == 0:
+                        okay = False
+                    else:
+                        only_go = [t for conjunctions in withfrom for t in conjunctions.elements if t.namespace == "GO"] # Filter terms that aren't GO terms
+                        okay = len(only_go) >= 1
 
         return self._result(okay)