diff --git a/taipy/core/data/data_node.py b/taipy/core/data/data_node.py
index c25bb55fb3..04568cc6e1 100644
--- a/taipy/core/data/data_node.py
+++ b/taipy/core/data/data_node.py
@@ -22,6 +22,7 @@
 from taipy.common.config.common.scope import Scope
 from taipy.common.logger._taipy_logger import _TaipyLogger
 
+from ... import Config
 from .._entity._entity import _Entity
 from .._entity._labeled import _Labeled
 from .._entity._properties import _Properties
@@ -35,7 +36,6 @@
 from ._filter import _FilterDataNode
 from .data_node_id import DataNodeId, Edit
 from .operator import JoinOperator
-from ... import Config
 
 
 def _update_ready_for_reading(fct):
diff --git a/tests/core/data/test_data_node.py b/tests/core/data/test_data_node.py
index 45b7fedb43..649fe3cea3 100644
--- a/tests/core/data/test_data_node.py
+++ b/tests/core/data/test_data_node.py
@@ -13,7 +13,6 @@
 from datetime import datetime, timedelta
 from time import sleep
 from unittest import mock
-from unittest.mock import patch
 
 import pytest