1 files changed, 30 insertions, 13 deletions
diff --git a/tests/forms_tests/widget_tests/test_dateinput.py b/tests/forms_tests/widget_tests/test_dateinput.py
index fa08b345c1..07446480f6 100644
--- a/tests/forms_tests/widget_tests/test_dateinput.py
+++ b/tests/forms_tests/widget_tests/test_dateinput.py
@@ -10,36 +10,53 @@ class DateInputTest(WidgetTest):
     widget = DateInput()
 
     def test_render_none(self):
-        self.check_html(self.widget, 'date', None, html='<input type="text" name="date">')
+        self.check_html(
+            self.widget, "date", None, html='<input type="text" name="date">'
+        )
 
     def test_render_value(self):
         d = date(2007, 9, 17)
-        self.assertEqual(str(d), '2007-09-17')
+        self.assertEqual(str(d), "2007-09-17")
 
-        self.check_html(self.widget, 'date', d, html='<input type="text" name="date" value="2007-09-17">')
-        self.check_html(self.widget, 'date', date(2007, 9, 17), html=(
-            '<input type="text" name="date" value="2007-09-17">'
-        ))
+        self.check_html(
+            self.widget,
+            "date",
+            d,
+            html='<input type="text" name="date" value="2007-09-17">',
+        )
+        self.check_html(
+            self.widget,
+            "date",
+            date(2007, 9, 17),
+            html=('<input type="text" name="date" value="2007-09-17">'),
+        )
 
     def test_string(self):
         """
         Should be able to initialize from a string value.
         """
-        self.check_html(self.widget, 'date', '2007-09-17', html=(
-            '<input type="text" name="date" value="2007-09-17">'
-        ))
+        self.check_html(
+            self.widget,
+            "date",
+            "2007-09-17",
+            html=('<input type="text" name="date" value="2007-09-17">'),
+        )
 
     def test_format(self):
         """
         Use 'format' to change the way a value is displayed.
         """
         d = date(2007, 9, 17)
-        widget = DateInput(format='%d/%m/%Y', attrs={'type': 'date'})
-        self.check_html(widget, 'date', d, html='<input type="date" name="date" value="17/09/2007">')
+        widget = DateInput(format="%d/%m/%Y", attrs={"type": "date"})
+        self.check_html(
+            widget, "date", d, html='<input type="date" name="date" value="17/09/2007">'
+        )
 
-    @translation.override('de-at')
+    @translation.override("de-at")
     def test_l10n(self):
         self.check_html(
-            self.widget, 'date', date(2007, 9, 17),
+            self.widget,
+            "date",
+            date(2007, 9, 17),
             html='<input type="text" name="date" value="17.09.2007">',
         )