@property<EOL><INDENT>def role_ref(self):<DEDENT>
return self._role_ref<EOL>
Gets the role_ref of this V1beta1RoleBinding.
RoleRef can reference a Role in the current namespace or a ClusterRole in the global namespace. If the RoleRef cannot be resolved, the Authorizer must return an error.

:return: The role_ref of this V1beta1RoleBinding.
:rtype: V1beta1RoleRef