strip whitespace

Author: Montana Low

pandas/tests/test_strings.py

@@ -1942,7 +1942,7 @@ def test_split(self):
         exp = Series([[u('a'), u('b'), u('c')], [u('c'), u('d'), u('e')], NA,
                       [u('f'), u('g'), u('h')]])
         tm.assert_series_equal(result, exp)
-        
+
         # expand blank split
         values = Series(['a b c', 'a b', '', ' '])
         result = values.str.split(expand=True)