The format error comes from this:
https://github.com/openstack/oslo.policy/blob/b9fd10e2612f26c93d49c168a0408aba6d20e5bf/oslo_policy/policy.py#L891
because mask_dict_password expects a dict:
https://github.com/openstack/oslo.utils/blob/e67579790e4a0df05b712b58345be531f29914f5/oslo_utils/strutils.py#L394
The format error comes from this:
https:/ /github. com/openstack/ oslo.policy/ blob/b9fd10e261 2f26c93d49c168a 0408aba6d20e5bf /oslo_policy/ policy. py#L891
because mask_dict_password expects a dict:
https:/ /github. com/openstack/ oslo.utils/ blob/e67579790e 4a0df05b712b583 45be531f29914f5 /oslo_utils/ strutils. py#L394