pydata/pandas — pull request #2748 by garaud (2013-01-24 16:18:16+00:00)
Title: Add a test case to io.test_parsers about issue #2733

The test case doesn't fix the issue. Just a test about the `usecols` parameter in `read_csv` when there are whitespaces in the reading data. I'm not sure the test case is worth it. Let me know.