Assertion info added

dice-group · Oct 18, 2024 · 48f9775 · 48f9775
1 parent 63dd83d
commit 48f9775
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/ontolearn/search.py b/ontolearn/search.py
@@ -779,7 +779,10 @@ def get_most_promising(self) -> RL_State:
         -------
         node: A node object
         """
-        assert len(self.items_in_queue.queue) > 0
+        assert len(self.items_in_queue.queue) > 0 ,("Search tree is empty. "
+                                                    "\nEnsure that there is at least one "
+                                                    "owl:Class or"
+                                                    "owl:ObjectProperty definitions")
         _, __, dl_representation = self.items_in_queue.get(timeout=1.0)
         # R
         node = self.nodes[dl_representation]