Refs #23919 -- Removed encoding preambles and future imports

tests/validation/models.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 from datetime import datetime
 
 from django.core.exceptions import ValidationError

tests/validation/test_error_messages.py

@@ -1,6 +1,3 @@
-# -*- encoding: utf-8 -*-
-from __future__ import unicode_literals
-
 from unittest import TestCase
 
 from django.core.exceptions import ValidationError

tests/validation/test_unique.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 import datetime
 import unittest
 

tests/validation/test_validators.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 from . import ValidationTestCase
 from .models import ModelToValidate
 

tests/validation/tests.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 from django import forms
 from django.core.exceptions import NON_FIELD_ERRORS
 from django.test import TestCase