I've also seen occasional None values with this endpoint (going back years) - it can indicate inactive/removed devices/uplinks etc. - but as our use of it is only for monthly indicative reporting, I just drop those responses when they occur.   If you're seeing large amounts of None values that you know to be incorrect, i.e. uplink is known to be live, I suggest opening a case with Meraki support. ... View more

For those who happen to find this in the future. In the current version of the API the issue is fixed using Meraki python library version 2.0.3. (It may have existed before, but i just recently found out and we're at this version# right now). The get organization API endpoint ( https://developer.cisco.com/meraki/api-v1/get-organization/)  returns the license model for the customer. Based on that the correct API endpoints can be selected for the model. ... View more