The Enforcer is initialised before config_overrides are called.
In my own setUp I can work around the problem with keystone.policy.backends.rules._ENFORCER.policy_file = <blah>
The Enforcer is initialised before config_overrides are called.
In my own setUp I can work around the problem with policy. backends. rules._ ENFORCER. policy_ file = <blah>
keystone.