id,node_id,number,title,user,state,locked,assignee,milestone,comments,created_at,updated_at,closed_at,author_association,active_lock_reason,draft,pull_request,body,reactions,performed_via_github_app,state_reason,repo,type
138519359,MDU6SXNzdWUxMzg1MTkzNTk=,786,reindex and netCDF indexing,10194086,closed,0,,,2,2016-03-04T16:37:32Z,2016-03-04T18:49:54Z,2016-03-04T18:49:54Z,MEMBER,,,,"reindex can cause problems as long as the data is not loaded

```
import xarray as xr
data = xr.DataArray([1, 2, 3], dims='x').to_dataset('name')
data.to_netcdf('tst.nc')

# works fine
a = xr.open_dataset('tst.nc')
a.load()
a.reindex(x=[2, 0, 1])

# problem
b = xr.open_dataset('tst.nc')
b.reindex(x=[2, 0, 1])
```
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