When creating the authentication request, no users cache is needed. Also, add some asserts to make the code more robust
When creating the authentication request, no users cache is needed. Also, add some asserts to make the code more robust

BetterWorks/djangosaml2,bernii/djangosaml2,City-of-Helsinki/djangosaml2,knaperek/djangosaml2,shabda/djangosaml2,City-of-Helsinki/djangosaml2,shabda/djangosaml2,Gagnavarslan/djangosaml2,WiserTogether/djangosaml2,advisory/djangosaml2_tenant,kviktor/djangosaml2-py3,advisory/djangosaml2_tenant,damienmarie-alation/djangosaml2,knaperek/djangosaml2,BetterWorks/djangosaml2,WebSpider/djangosaml2,MiguelSR/djangosaml2,kviktor/djangosaml2-py3,writepython/djangosaml2,WebSpider/djangosaml2,MiguelSR/djangosaml2,WiserTogether/djangosaml2,azavea/djangosaml2,damienmarie-alation/djangosaml2,GradConnection/djangosaml2,GradConnection/djangosaml2,writepython/djangosaml2