OSError: Tunnel connection failed: 403 Forbidden when accessing GroupMe API

I think this might be an issue with white listing? The endpoint I am trying to access is:{group_id}/files/{file_id}?token={access_token}

If the problem is on my end I'll keep investigating. is on our whitelist (full list here) but isn't. Perhaps we should add it? See this link for more info on requesting new additions to the whitelist: