pydata/pandas — pull request #4254 by Wuvist (2013-07-16 10:48:28+00:00)
Title: ENH: Keep original stack when exception happened in dataframe.apply

when using raise e, the error stack app user received will begin in _apply_standard method.

Use raise instead, so that user could received error stack in funv(v) call. Easier for user to debug.