'Return string representation of KeystoneToken.'

def __repr__(self):

    desc = '<%(type)s    (audit_id=%(audit_id)s,    audit_chain_id=%(audit_chain_id)s)    at    %(loc)s>'
    self_cls_name = reflection.get_class_name(self, fully_qualified=False)
    return (desc % {'type': self_cls_name, 'audit_id': self.audit_id, 'audit_chain_id': self.audit_chain_id, 'loc': hex(id(self))})
