@@ -66,10 +66,10 @@ except:

             <cleanup>

     """

-    @functools.wraps(func)

-    def helper(*args, **kwds):

-        return CallableGeneratorContextManager(func(*args, **kwds))

-    return helper

+		@functools.wraps(func)

+		def helper(*args, **kwds):

+			return CallableGeneratorContextManager(func(*args, **kwds))

+		return helper

 class RegisteredObj(object):

@@ -166,9 +166,9 @@ if __name__ == '__main__':

 	import random

 	def shuffled(lis):

-		lis = lis[:]

-		random.shuffle(lis)

-		return iter(lis)

+	lis = lis[:]

+	random.shuffle(lis)

+	return iter(lis)

 	for obj_name in shuffled(['first_obj', 'second_obj', 'third_obj']):