Django：用户名校验拒绝末尾换行

1diff --git a/django/contrib/auth/validators.py b/django/contrib/auth/validators.py2index b4878cfd45..1304f20a60 1006443--- a/django/contrib/auth/validators.py4+++ b/django/contrib/auth/validators.py-@@ -7,7 +7,7 @@ from django.utils.translation import gettext_lazy as _6 7 @deconstructible8 class ASCIIUsernameValidator(validators.RegexValidator):9-    regex = r'^[\w.@+-]+$'10+    regex = r'^[\w.@+-]+\Z'11     message = _(12         'Enter a valid username. This value may contain only English letters, '13         'numbers, and @/./+/-/_ characters.'-@@ -17,7 +17,7 @@ class ASCIIUsernameValidator(validators.RegexValidator):15 16 @deconstructible17 class UnicodeUsernameValidator(validators.RegexValidator):18-    regex = r'^[\w.@+-]+$'19+    regex = r'^[\w.@+-]+\Z'20     message = _(21         'Enter a valid username. This value may contain only letters, '22         'numbers, and @/./+/-/_ characters.'23diff --git a/tests/auth_tests/test_validators.py b/tests/auth_tests/test_validators.py24index 1e276ceef8..a9c0a86a4c 10064425--- a/tests/auth_tests/test_validators.py26+++ b/tests/auth_tests/test_validators.py-@@ -237,7 +237,7 @@ class UsernameValidatorsTests(SimpleTestCase):28         invalid_usernames = [29             "o'connell", "عبد ال",30             "zerowidth\u200Bspace", "nonbreaking\u00A0space",31-            "en\u2013dash",32+            "en\u2013dash", 'trailingnewline\u000A',33         ]34         v = validators.UnicodeUsernameValidator()35         for valid in valid_usernames:-@@ -250,7 +250,7 @@ class UsernameValidatorsTests(SimpleTestCase):37 38     def test_ascii_validator(self):39         valid_usernames = ['glenn', 'GLEnN', 'jean-marc']40-        invalid_usernames = ["o'connell", 'Éric', 'jean marc', "أحمد"]41+        invalid_usernames = ["o'connell", 'Éric', 'jean marc', "أحمد", 'trailingnewline\n']42         v = validators.ASCIIUsernameValidator()43         for valid in valid_usernames:44             with self.subTest(valid=valid):45