Refs #23919 -- Removed six.<various>_types usage

Thanks Tim Graham and Simon Charette for the reviews.

1 files changed, 1 insertions, 2 deletions

diff --git a/tests/forms_tests/field_tests/test_filepathfield.py b/tests/forms_tests/field_tests/test_filepathfield.py
index 07ebe67f06..71164b5b7a 100644
--- a/tests/forms_tests/field_tests/test_filepathfield.py
+++ b/tests/forms_tests/field_tests/test_filepathfield.py
@@ -2,12 +2,11 @@ import os.path
 
 from django.forms import FilePathField, ValidationError, forms
 from django.test import SimpleTestCase
-from django.utils import six
 from django.utils._os import upath
 
 
 def fix_os_paths(x):
-    if isinstance(x, six.string_types):
+    if isinstance(x, str):
         return x.replace('\\', '/')
     elif isinstance(x, tuple):
         return tuple(fix_os_paths(list(x)))