Newer version of get_io_iterator compatible with all pythons.
Newer version of get_io_iterator compatible with all pythons.

nilgoyyou/dipy,matthieudumont/dipy,matthieudumont/dipy,nilgoyyou/dipy,FrancoisRheaultUS/dipy,villalonreina/dipy,FrancoisRheaultUS/dipy,villalonreina/dipy