fix(schema): Do not support multiple heritage, use the first super class

owl2yams/__init__.py

@@ -115,8 +115,7 @@
                 f"Error: class {class_uri} and {entitytype_fragment_to_uri[class_fragment]} "
                 "use the same fragment"
             )
-        schema.add_entity_type(EntityType(class_fragment))
-        entity_schema = schema._entities[class_fragment]
+        entity_schema = schema.add_entity_type(EntityType(class_fragment))
         entitytype_fragment_to_uri[class_fragment] = class_uri
         superior_classes = []
         for _, _, superior_class_uri in owl_model.triples(
@@ -128,7 +127,12 @@
             if superior_class_fragment is not None:
                 superior_classes.append(superior_class_fragment)
         if superior_classes:
-            entity_schema._specialized_type = ", ".join(superior_classes)
+            print(
+                f"Warning: multi heritage is not support yet. {class_fragment} will speizialize ",
+                f"{superior_classes[0]} and {superior_classes[1::]} ",
+                "specialization will be ignored",
+            )
+            entity_schema._specialized_type = superior_classes[0]
 
     # 2. fetch all datatype properties