CLN put back some nuisance

lorentzenchr · lorentzenchr · commit 2681b5e9b2ce · 2021-08-23T18:24:08.000+02:00
diff --git a/sklearn/preprocessing/tests/test_data.py b/sklearn/preprocessing/tests/test_data.py
@@ -1,3 +1,9 @@
+# Authors:
+#
+#          Giorgio Patrini
+#
+# License: BSD 3 clause
+
 import warnings
 import itertools
 
diff --git a/sklearn/preprocessing/tests/test_encoders.py b/sklearn/preprocessing/tests/test_encoders.py
@@ -1,3 +1,5 @@
+# -*- coding: utf-8 -*-
+
 import re
 
 import numpy as np
