html_url,issue_url,id,node_id,user,created_at,updated_at,author_association,body,reactions,performed_via_github_app,issue
https://github.com/pydata/xarray/issues/1560#issuecomment-327894887,https://api.github.com/repos/pydata/xarray/issues/1560,327894887,MDEyOklzc3VlQ29tbWVudDMyNzg5NDg4Nw==,1828519,2017-09-07T19:07:40Z,2017-09-07T19:07:40Z,CONTRIBUTOR,"@shoyer As for the equals shortcut, isn't that what this line is doing: https://github.com/pandas-dev/pandas/blob/master/pandas/core/indexes/multi.py#L1864","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,255989233
https://github.com/pydata/xarray/issues/1560#issuecomment-327891893,https://api.github.com/repos/pydata/xarray/issues/1560,327891893,MDEyOklzc3VlQ29tbWVudDMyNzg5MTg5Mw==,167802,2017-09-07T18:55:39Z,2017-09-07T18:55:39Z,CONTRIBUTOR,"Yes, I have the latest version, still takes some time with a 9000x9000 array:
```
In [4]: %time arr.unstack('flat_dim')
CPU times: user 26.1 s, sys: 7.8 s, total: 33.9 s
Wall time: 35.3 s
```","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,255989233
https://github.com/pydata/xarray/issues/1560#issuecomment-327849071,https://api.github.com/repos/pydata/xarray/issues/1560,327849071,MDEyOklzc3VlQ29tbWVudDMyNzg0OTA3MQ==,1828519,2017-09-07T16:15:06Z,2017-09-07T16:15:06Z,CONTRIBUTOR,I was able to reproduce this on my mac by watching Activity Monitor and saw a peak of ~8GB of memory during the `unstack` call.,"{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,255989233