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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Gateways: Confusing output for list_devices_for_gateway","articleBody":"The list_devices_for_gateway function in gateway/gateway.py has a [loop](https://github.com/GoogleCloudPlatform/python-docs-samples/blob/3b84c35aaf6f585222e54e77696ecab639b14692/iot/api-client/beta-features/gateway/gateway.py#L318-L327) that isn't exercised which results in confusing output. There is no 'deviceNumIds' key in the devices dict .\r\n\r\nIn this example 'my-node-device' is bound to gateway 'testgateway'\r\n```\r\n$ python gateway.py --service_account_json XYZ.json --registry_id=my-registry --device_id=null --gateway_id=testgateway --project_id=myproject list_devices_for_gateway\r\nDevice: 2587394384972593 : my-node-device\r\nNo devices bound to gateway testgateway\r\n```\r\nThe dict at [devices dict](https://github.com/GoogleCloudPlatform/python-docs-samples/blob/3b84c35aaf6f585222e54e77696ecab639b14692/iot/api-client/beta-features/gateway/gateway.py#L307) is missing 'deviceNumIds'\r\n```\r\n{u'devices': [{u'numId': u'2587394384972593', u'id': u'my-node-device'}]}\r\n```","author":{"url":"https://github.com/stevebriskin","@type":"Person","name":"stevebriskin"},"datePublished":"2019-02-05T21:00:10.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/1997/python-docs-samples/issues/1997"}