def get_user(self, user_id):
        try:
            return self._user_dict[user_id]
        except KeyError:
            logger.warning('UserList returning unknown User for UserID {}'
                           .format(user_id))
            return User(user_id, DEFAULT_NAME, None, None, [], False)
Return a User by their UserID.
dataset/ETHPy150Open tdryer/hangups/hangups/user.py/UserList.get_user