issue_comments: 330273842

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https://github.com/pydata/xarray/issues/1576#issuecomment-330273842 https://api.github.com/repos/pydata/xarray/issues/1576 330273842 MDEyOklzc3VlQ29tbWVudDMzMDI3Mzg0Mg== 206773 2017-09-18T16:13:45Z 2017-09-18T16:13:45Z NONE

I see, that is what is done in mask_and_scale(). Why can't xarray used masked arrays, that would retain the original dtype? (Dask, I guess?) Expanding integers to 8 byte floats not only cost memory but also CPU, including an inaccurate in-memory integer representation.

 
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