{"action":"created","issue":{"url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1620","repository_url":"https://api.github.com/repos/JuliaData/DataFrames.jl","labels_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1620/labels{/name}","comments_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1620/comments","events_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1620/events","html_url":"https://github.com/JuliaData/DataFrames.jl/pull/1620","id":388846488,"node_id":"MDExOlB1bGxSZXF1ZXN0MjM3MDE4ODky","number":1620,"title":"Add more splatting and appending of arguments in by","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":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2018-12-07T23:11:42Z","updated_at":"2018-12-09T15:06:16Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/JuliaData/DataFrames.jl/pulls/1620","html_url":"https://github.com/JuliaData/DataFrames.jl/pull/1620","diff_url":"https://github.com/JuliaData/DataFrames.jl/pull/1620.diff","patch_url":"https://github.com/JuliaData/DataFrames.jl/pull/1620.patch"},"body":"This is a first attempt at resolving #1615 \r\n\r\nIt just gets around this by assuming that if you have many different arguments we can `vcat` them together and pass it off to `combine`. `combine` has a pretty good infrastructure for sorting out arguments so I don't think this needs to happen at `by`. \r\n"},"comment":{"url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/comments/445545179","html_url":"https://github.com/JuliaData/DataFrames.jl/pull/1620#issuecomment-445545179","issue_url":"https://api.github.com/repos/JuliaData/DataFrames.jl/issues/1620","id":445545179,"node_id":"MDEyOklzc3VlQ29tbWVudDQ0NTU0NTE3OQ==","user":{"login":"bkamins","id":6187170,"node_id":"MDQ6VXNlcjYxODcxNzA=","avatar_url":"https://avatars3.githubusercontent.com/u/6187170?v=4","gravatar_id":"","url":"https://api.github.com/users/bkamins","html_url":"https://github.com/bkamins","followers_url":"https://api.github.com/users/bkamins/followers","following_url":"https://api.github.com/users/bkamins/following{/other_user}","gists_url":"https://api.github.com/users/bkamins/gists{/gist_id}","starred_url":"https://api.github.com/users/bkamins/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bkamins/subscriptions","organizations_url":"https://api.github.com/users/bkamins/orgs","repos_url":"https://api.github.com/users/bkamins/repos","events_url":"https://api.github.com/users/bkamins/events{/privacy}","received_events_url":"https://api.github.com/users/bkamins/received_events","type":"User","site_admin":false},"created_at":"2018-12-09T15:06:16Z","updated_at":"2018-12-09T15:06:16Z","author_association":"MEMBER","body":"> I think this should be done by `combine`\r\n\r\nJust to make sure I understand you correctly. Do you mean what I have recommended - to have `combine` handle all required cases consistently with `by`? And then `by` would just pass what it gets to `combine` and leave all the work for `combine`?"}}
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