Whitespace normalization.
diff --git a/Lib/ctypes/test/test_parameters.py b/Lib/ctypes/test/test_parameters.py
index b788f3a..9537400 100644
--- a/Lib/ctypes/test/test_parameters.py
+++ b/Lib/ctypes/test/test_parameters.py
@@ -18,7 +18,7 @@
             pass
         else:
             set_conversion_mode(*self.prev_conv_mode)
-        
+
 
     def test_subclasses(self):
         from ctypes import c_void_p, c_char_p