Add new line between classes

Author: GovernmentPlates

Lib/test/test_json/test_decode.py

@@ -157,12 +157,14 @@ def test_limit_int(self):
                 self.loads('1' * (maxdigits + 1))
 
     def test_explicit_cls_skips_json_decoder_default(self):
-        class CustomDecoder(): pass
+        class CustomDecoder:
+            pass
 
         with unittest.mock.patch.object(
                 CustomDecoder, 'decode', create=True) as mock_decode:
             self.loads('{}', cls=CustomDecoder)
         mock_decode.assert_called_once()
 
+
 class TestPyDecode(TestDecode, PyTest): pass
 class TestCDecode(TestDecode, CTest): pass