Updated openstack/openstack
Project: openstack/python-neutronclient  4ac92ccef1eb260a9fe4bc9df93f8d841443605c

Python3: fix syntax issue in _encode_item()

In Python 3, this is not a valid syntax:

    def _encode_item((k, v)): ...

Pass a single parameter to the function, and start by unpacking.

Change-Id: I73743073113a4696b9adc79bdb646575794c1e2b