
The imp module is deprecated since a while and the load_source method has been removed from docs because broken [1][2]. Switch to oslo_utils.importutils for the same. [1] https://bugs.python.org/issue14551 [2] https://mail.python.org/pipermail/python-ideas/2014-December/030265.html Change-Id: Ic567e48b925befe2c196a5d46de8e504f273387e