issue_comments: 295614924

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https://github.com/pydata/xarray/issues/1378#issuecomment-295614924 https://api.github.com/repos/pydata/xarray/issues/1378 295614924 MDEyOklzc3VlQ29tbWVudDI5NTYxNDkyNA== 10050469 2017-04-20T07:47:18Z 2017-04-20T07:47:18Z MEMBER

I guess it would be good to document the expected behaviour with repeated dims somewhere? I.e. what should happen when doing: a = xr.DataArray(eye(3), dims=['dim0', 'dim0']) a.mean(dim='dim0') ?

 
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