fix: casting in reduce before appending

alaeddine-13 · alaeddine-13 · commit 3dbecd260527 · 2023-08-23T11:19:57.000+02:00
diff --git a/docarray/utils/reduce.py b/docarray/utils/reduce.py
@@ -31,7 +31,8 @@ def reduce(
         if doc.id in left_id_map:
             left[left_id_map[doc.id]].update(doc)
         else:
-            left.append(doc)
+            casted = left.doc_type(**doc.__dict__)
+            left.append(casted)
 
     return left
 
