{"comment":{"url":"https://api.github.com/repos/MrAkergren/calibration/comments/10817899","html_url":"https://github.com/MrAkergren/calibration/commit/bebe6235d80ba7f0429155b1ac8b335889bdbfec#commitcomment-10817899","id":10817899,"user":{"login":"Snigelson","id":4890026,"avatar_url":"https://avatars.githubusercontent.com/u/4890026?v=3","gravatar_id":"","url":"https://api.github.com/users/Snigelson","html_url":"https://github.com/Snigelson","followers_url":"https://api.github.com/users/Snigelson/followers","following_url":"https://api.github.com/users/Snigelson/following{/other_user}","gists_url":"https://api.github.com/users/Snigelson/gists{/gist_id}","starred_url":"https://api.github.com/users/Snigelson/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Snigelson/subscriptions","organizations_url":"https://api.github.com/users/Snigelson/orgs","repos_url":"https://api.github.com/users/Snigelson/repos","events_url":"https://api.github.com/users/Snigelson/events{/privacy}","received_events_url":"https://api.github.com/users/Snigelson/received_events","type":"User","site_admin":false},"position":null,"line":null,"path":"","commit_id":"bebe6235d80ba7f0429155b1ac8b335889bdbfec","created_at":"2015-04-21T06:44:48Z","updated_at":"2015-04-21T06:44:48Z","body":"I don't think you should use 'is' like that. It can lead to problems depending on how you manipulate last_move.\r\n\r\n>>> a='A'\r\n>>> a+a is 'AA'\r\nFalse\r\n\r\nSee: http://stackoverflow.com/a/2987975"}}