revert

Author: RogerThomas

pandas/tests/series/test_analytics.py

@@ -1699,6 +1699,7 @@ def test_error(self, r):
                 method(arg)
 
     @pytest.mark.parametrize(
+        "s",
         [v for k, v in s_main_dtypes().iteritems()])
     def test_nsmallest_nlargest(self, s):
         # float, int, datetime64 (use i8), timedelts64 (same),