numpy/numpy — pull request #4684 by perimosocordiae (2014-05-07 19:53:52+00:00)
Title: BUG: argwhere is not equivalent to transpose(nonzero(...)))

This is the cause of https://github.com/scipy/scipy/issues/3621.

`np.nonzero` already takes care of non-ndarray inputs, and it tends to do a better job of it. This change simply gets rid of unnecessary code.