我在尝试执行Google Prediction API时收到此错误消息。
raise HttpAccessTokenRefreshError(error_msg, status=resp.status)
oauth2client.client.HttpAccessTokenRefreshError: invalid_grant
我的凭据详细信息
{
"scopes": [],
"private_key": "XXXXX",
"id_token": null,
"token_uri": "https://accounts.google.com/o/oauth2/token",
"token_info_uri": null,
"token_response": null,
"client_id": null,
"scope": "https://www.googleapis.com/auth/prediction https://www.googleapis.com/auth/devstorage.read_only",
"token_expiry": null,
"_class": "SignedJwtAssertionCredentials",
"refresh_token": null,
"_module": "oauth2client.client",
"private_key_password": "notasecret",
"access_token": null,
"service_account_name": "account-1@myapp-1136.iam.gserviceaccount.com",
"invalid": false,
"assertion_type": null,
"kwargs": {},
"client_secret": null,
"revoke_uri": "https://accounts.google.com/o/oauth2/revoke",
"user_agent": null
}
对于此问题的未来读者,如果此问题发生在本地,则可能是由系统时钟不同步引起的。否则,在发布此问题的同时,这也是 App Engine 上的已知问题。这两个原因的详细信息可以在去年 oauth2client GitHub 项目页面上的问题报告中找到:
oauth2client.client.HttpAccessTokenRefreshError: invalid_grant: Bad Request