def METHOD_NAME(self):
    self.th = TokenHandler(
        "https://example.com/as",
        {
            "access_token": {
                "https://example.org/rp": {"client_credentials": 1200}
            },
            "refresh_token": {
                "https://example.org/rp": {"client_credentials": 86400}
            },
        },
        keyjar=KEYJAR,
    )