hj

SYS/pipeline.py

@@ -55,7 +55,10 @@ def suspend_live_progress():
 
 def _is_selectable_table(table: Any) -> bool:
     """Return True when a table can be used for @ selection."""
-    return bool(table) and not getattr(table, "no_choice", False)
+    # Avoid relying on truthiness for selectability.
+    # `ResultTable` can be falsey when it has 0 rows, but `@` selection/filtering
+    # should still be allowed when the backing `last_result_items` exist.
+    return table is not None and not getattr(table, "no_choice", False)
 
 
 # Pipeline state container (prototype)