Fix compatibility

pyiron · Jan 5, 2023 · 6dfd216 · 6dfd216
1 parent 3e719de
commit 6dfd216
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pyiron_base/storage/hdfio.py b/pyiron_base/storage/hdfio.py
@@ -218,7 +218,7 @@ def _is_convertable_dtype_object_array(obj):
     # TODO: remove this function upon 1.0.0 release
     @staticmethod
     def _convert_dtype_obj_array(obj: np.ndarray):
-        result = np.array(obj.tolist())
+        result = np.array(obj.tolist(), dtype=object)
         if result.dtype != np.dtype(object):
             state.logger.warning(
                 f"Deprecated data structure! "