'Issue a V3 Token.
:param user_id: identity of the user
:type user_id: string
:param method_names: names of authentication methods
:type method_names: list
:param expires_at: optional time the token will expire
:type expires_at: string
:param project_id: optional project identity
:type project_id: string
:param domain_id: optional domain identity
:type domain_id: string
:param auth_context: optional context from the authorization plugins
:type auth_context: dict
:param trust: optional trust reference
:type trust: dict
:param include_catalog: optional, include the catalog in token data
:type include_catalog: boolean
:param parent_audit_id: optional, the audit id of the parent token
:type parent_audit_id: string
:returns: (token_id, token_data)'

@abc.abstractmethod
def issue_token(self, user_id, method_names, expires_at=None, project_id=None, domain_id=None, auth_context=None, trust=None, include_catalog=True, parent_audit_id=None):

    raise exception.NotImplemented()
