id,node_id,number,state,locked,title,user,body,created_at,updated_at,closed_at,merged_at,merge_commit_sha,assignee,milestone,draft,head,base,author_association,auto_merge,repo,url,merged_by
358498586,MDExOlB1bGxSZXF1ZXN0MzU4NDk4NTg2,3658,closed,0,add multiindex level name checking to .rename(),14136435,"<!-- Feel free to remove check-list items aren't relevant to your change -->

 - [X] Closes #3657
 - [X] Tests added
 - [X] Passes `black . && mypy . && flake8`

",2020-01-01T15:51:54Z,2020-01-03T12:17:18Z,2020-01-03T12:16:45Z,2020-01-03T12:16:45Z,db36c5c0cdee2f5313a81fdeca8a8ae5491d1c8f,,,0,8e57bf4296670455e285c6ab28cec7062c4f7624,b3d3b4480b7fb63402eb6c02103bb8d6c7dbf93a,CONTRIBUTOR,,13221727,https://github.com/pydata/xarray/pull/3658,