@mock.patch.object(settings._wrapped, 'KNOWN_PROXIES',
                   ['127.0.0.1', '2.3.4.5'])
def test_xff_all_known():
    req = get_req()
    req.META['HTTP_X_FORWARDED_FOR'] = '2.3.4.5'
    mw.process_request(req)
    eq_('2.3.4.5', req.META['REMOTE_ADDR'])
Validate this item (=record onvalidation), sets self.accepted
dataset/ETHPy150Open jsocol/commonware/commonware/request/tests.py/test_xff_all_known--crossover with--dataset/ETHPy150Open sahana/eden/modules/s3/s3import.py/S3ImportItem.validate