{"action":"created","issue":{"url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1633","repository_url":"https://api.github.com/repos/JuliaData/DataFrames.jl","labels_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1633/labels{/name}","comments_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1633/comments","events_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1633/events","html_url":"https://github.com/JuliaData/DataFrames.jl/issues/1633","id":390445435,"node_id":"MDU6SXNzdWUzOTA0NDU0MzU=","number":1633,"title":"printing a grouped dataframe weirdly slow","user":{"login":"pdeffebach","id":23196228,"node_id":"MDQ6VXNlcjIzMTk2MjI4","avatar_url":"https://avatars3.githubusercontent.com/u/23196228?v=4","gravatar_id":"","url":"https://api.github.com/users/pdeffebach","html_url":"https://github.com/pdeffebach","followers_url":"https://api.github.com/users/pdeffebach/followers","following_url":"https://api.github.com/users/pdeffebach/following{/other_user}","gists_url":"https://api.github.com/users/pdeffebach/gists{/gist_id}","starred_url":"https://api.github.com/users/pdeffebach/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pdeffebach/subscriptions","organizations_url":"https://api.github.com/users/pdeffebach/orgs","repos_url":"https://api.github.com/users/pdeffebach/repos","events_url":"https://api.github.com/users/pdeffebach/events{/privacy}","received_events_url":"https://api.github.com/users/pdeffebach/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":6,"created_at":"2018-12-12T22:58:07Z","updated_at":"2018-12-23T00:04:06Z","closed_at":"2018-12-23T00:04:06Z","author_association":"CONTRIBUTOR","body":"Printing a grouped DataFrame takes a lot longer than printing a normal DataFrame\r\n\r\n```\r\njulia> df = DataFrame(a = repeat(1:4, outer = 5), b = randn(20), c = randn(20) .+ 1)\r\njulia> g = groupby(df, :a)\r\njulia> io = IOBuffer()\r\njulia> @btime show($io, $df)\r\n  152.089 μs (1337 allocations: 49.59 KiB)\r\njulia> @btime show($io, $g)\r\n  244.839 ms (9675 allocations: 576.80 KiB)\r\n```\r\n\r\nIt's just laggy enough to be annoying. Though I'm not sure how to fix it. \r\n"},"comment":{"url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/comments/449605134","html_url":"https://github.com/JuliaData/DataFrames.jl/issues/1633#issuecomment-449605134","issue_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1633","id":449605134,"node_id":"MDEyOklzc3VlQ29tbWVudDQ0OTYwNTEzNA==","user":{"login":"pdeffebach","id":23196228,"node_id":"MDQ6VXNlcjIzMTk2MjI4","avatar_url":"https://avatars3.githubusercontent.com/u/23196228?v=4","gravatar_id":"","url":"https://api.github.com/users/pdeffebach","html_url":"https://github.com/pdeffebach","followers_url":"https://api.github.com/users/pdeffebach/followers","following_url":"https://api.github.com/users/pdeffebach/following{/other_user}","gists_url":"https://api.github.com/users/pdeffebach/gists{/gist_id}","starred_url":"https://api.github.com/users/pdeffebach/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pdeffebach/subscriptions","organizations_url":"https://api.github.com/users/pdeffebach/orgs","repos_url":"https://api.github.com/users/pdeffebach/repos","events_url":"https://api.github.com/users/pdeffebach/events{/privacy}","received_events_url":"https://api.github.com/users/pdeffebach/received_events","type":"User","site_admin":false},"created_at":"2018-12-23T00:04:06Z","updated_at":"2018-12-23T00:04:06Z","author_association":"CONTRIBUTOR","body":"this was fixed for me also on master. "}}
{"actor":{"display_login":"pdeffebach"}}