{"action":"created","issue":{"url":"https://api.github.com/repos/pandas-dev/pandas/issues/14476","repository_url":"https://api.github.com/repos/pandas-dev/pandas","labels_url":"https://api.github.com/repos/pandas-dev/pandas/issues/14476/labels{/name}","comments_url":"https://api.github.com/repos/pandas-dev/pandas/issues/14476/comments","events_url":"https://api.github.com/repos/pandas-dev/pandas/issues/14476/events","html_url":"https://github.com/pandas-dev/pandas/pull/14476","id":184639227,"number":14476,"title":"PERF: performance regression in Series.asof","user":{"login":"laudney","id":106273,"avatar_url":"https://avatars.githubusercontent.com/u/106273?v=3","gravatar_id":"","url":"https://api.github.com/users/laudney","html_url":"https://github.com/laudney","followers_url":"https://api.github.com/users/laudney/followers","following_url":"https://api.github.com/users/laudney/following{/other_user}","gists_url":"https://api.github.com/users/laudney/gists{/gist_id}","starred_url":"https://api.github.com/users/laudney/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/laudney/subscriptions","organizations_url":"https://api.github.com/users/laudney/orgs","repos_url":"https://api.github.com/users/laudney/repos","events_url":"https://api.github.com/users/laudney/events{/privacy}","received_events_url":"https://api.github.com/users/laudney/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/pandas-dev/pandas/labels/Performance","name":"Performance","color":"a10c02"}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":10,"created_at":"2016-10-22T16:21:02Z","updated_at":"2016-10-22T18:08:30Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/pandas-dev/pandas/pulls/14476","html_url":"https://github.com/pandas-dev/pandas/pull/14476","diff_url":"https://github.com/pandas-dev/pandas/pull/14476.diff","patch_url":"https://github.com/pandas-dev/pandas/pull/14476.patch"},"body":"Fix performance regression in Series.asof by avoiding pre-computing nulls and returning value by indexing the underlying ndarray.\r\n\r\n- [x] closes #14461 \r\n- [ ] add asv benchmark\r\n"},"comment":{"url":"https://api.github.com/repos/pandas-dev/pandas/issues/comments/255544271","html_url":"https://github.com/pandas-dev/pandas/pull/14476#issuecomment-255544271","issue_url":"https://api.github.com/repos/pandas-dev/pandas/issues/14476","id":255544271,"user":{"login":"laudney","id":106273,"avatar_url":"https://avatars.githubusercontent.com/u/106273?v=3","gravatar_id":"","url":"https://api.github.com/users/laudney","html_url":"https://github.com/laudney","followers_url":"https://api.github.com/users/laudney/followers","following_url":"https://api.github.com/users/laudney/following{/other_user}","gists_url":"https://api.github.com/users/laudney/gists{/gist_id}","starred_url":"https://api.github.com/users/laudney/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/laudney/subscriptions","organizations_url":"https://api.github.com/users/laudney/orgs","repos_url":"https://api.github.com/users/laudney/repos","events_url":"https://api.github.com/users/laudney/events{/privacy}","received_events_url":"https://api.github.com/users/laudney/received_events","type":"User","site_admin":false},"created_at":"2016-10-22T18:08:30Z","updated_at":"2016-10-22T18:08:30Z","body":"asv ... -b asof\r\n\r\n```\r\n    before     after       ratio\r\n  [233d51dd] [4836cdfd]\r\n-  454.34μs    22.44μs      0.05  timeseries.timeseries_asof_single.time_timeseries_asof_single\r\n```"}}
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