Fix user/password login in python3
Fix user/password login in python3

The forced bytes of the function was incompatible
with str oriented logic later

jjohnson42/confluent,xcat2/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent,jjohnson42/confluent,jjohnson42/confluent,xcat2/confluent,xcat2/confluent,jjohnson42/confluent