{"action":"created","comment":{"url":"https://api.github.com/repos/kubernetes/kubernetes/pulls/comments/42693404","id":42693404,"diff_hunk":"@@ -51,19 +51,13 @@ func RunApiVersions(f *cmdutil.Factory, w io.Writer) error {\n \t\treturn err\n \t}\n \n-\tapiVersions, err := client.ServerAPIVersions()\n+\tgroupList, err := client.Discovery().ServerGroups()\n \tif err != nil {\n \t\tfmt.Printf(\"Couldn't get available api versions from server: %v\\n\", err)","path":"pkg/kubectl/cmd/apiversions.go","position":25,"original_position":25,"commit_id":"47e034ac1f9021fb90e71b10695f6b94e4f3403d","original_commit_id":"47e034ac1f9021fb90e71b10695f6b94e4f3403d","user":{"login":"bgrant0607","id":7725777,"avatar_url":"https://avatars.githubusercontent.com/u/7725777?v=3","gravatar_id":"","url":"https://api.github.com/users/bgrant0607","html_url":"https://github.com/bgrant0607","followers_url":"https://api.github.com/users/bgrant0607/followers","following_url":"https://api.github.com/users/bgrant0607/following{/other_user}","gists_url":"https://api.github.com/users/bgrant0607/gists{/gist_id}","starred_url":"https://api.github.com/users/bgrant0607/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bgrant0607/subscriptions","organizations_url":"https://api.github.com/users/bgrant0607/orgs","repos_url":"https://api.github.com/users/bgrant0607/repos","events_url":"https://api.github.com/users/bgrant0607/events{/privacy}","received_events_url":"https://api.github.com/users/bgrant0607/received_events","type":"User","site_admin":false},"body":"In general, business logic should return errors and neither output nor exit.\r\n\r\nAdditionally, normal output of commands should go to `out`, while error output should go to stderr.","created_at":"2015-10-21T22:50:13Z","updated_at":"2015-10-21T22:50:13Z","html_url":"https://github.com/kubernetes/kubernetes/pull/15796#discussion_r42693404","pull_request_url":"https://api.github.com/repos/kubernetes/kubernetes/pulls/15796","_links":{"self":{"href":"https://api.github.com/repos/kubernetes/kubernetes/pulls/comments/42693404"},"html":{"href":"https://github.com/kubernetes/kubernetes/pull/15796#discussion_r42693404"},"pull_request":{"href":"https://api.github.com/repos/kubernetes/kubernetes/pulls/15796"}}},"pull_request":{"url":"https://api.github.com/repos/kubernetes/kubernetes/pulls/15796","id":47963224,"html_url":"https://github.com/kubernetes/kubernetes/pull/15796","diff_url":"https://github.com/kubernetes/kubernetes/pull/15796.diff","patch_url":"https://github.com/kubernetes/kubernetes/pull/15796.patch","issue_url":"https://api.github.com/repos/kubernetes/kubernetes/issues/15796","number":15796,"state":"open","locked":false,"title":"Let kubectl api-versions use the discovery client","user":{"login":"caesarxuchao","id":2823529,"avatar_url":"https://avatars.githubusercontent.com/u/2823529?v=3","gravatar_id":"","url":"https://api.github.com/users/caesarxuchao","html_url":"https://github.com/caesarxuchao","followers_url":"https://api.github.com/users/caesarxuchao/followers","following_url":"https://api.github.com/users/caesarxuchao/following{/other_user}","gists_url":"https://api.github.com/users/caesarxuchao/gists{/gist_id}","starred_url":"https://api.github.com/users/caesarxuchao/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/caesarxuchao/subscriptions","organizations_url":"https://api.github.com/users/caesarxuchao/orgs","repos_url":"https://api.github.com/users/caesarxuchao/repos","events_url":"https://api.github.com/users/caesarxuchao/events{/privacy}","received_events_url":"https://api.github.com/users/caesarxuchao/received_events","type":"User","site_admin":false},"body":"The first commit is #15659.\r\n\r\nThe second commit fixes `kubectl api-versions`.\r\n\r\nexample output:\r\n```\r\n$ kubectl api-versions\r\nAvailable Server Api Versions: [extensions/v1beta1 v1]\r\n```\r\n\r\n@kubernetes/goog-ux 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