Traceback (most recent call last): File "src/update-keywords.py", line 49, in <module> main(client, update_keywords) File "src/update-keywords.py", line 35, in main download_url = campaign_batch_upload.GetBatchJobDownloadUrlWhenReady(client, batch_job_id) File "/src/campaign_batch_upload.py", line 333, in GetBatchJobDownloadUrlWhenReady url = batch_job['downloadUrl']['url']TypeError: 'NoneType' object is not subscriptable