def __init__(self, auth_user, auth_key, auth_uri,
                 project_id=None):
        super(TestOpenStackClient, self).__init__()
        self.auth_result = None
        self.auth_user = auth_user
        self.auth_key = auth_key
        self.auth_uri = auth_uri
        if project_id is None:
            self.project_id = "6f70656e737461636b20342065766572"
        else:
            self.project_id = project_id
        self.microversion = None