2011/6/24 Dr. Louis Wicker <louis.wic...@noaa.gov>
> All
>
> Perhaps I am just missing the obvious, but I have some code that is
> converting netCDF4 files to pyTables Carray with blosc compression (playing
> around).
>
> I loop over the files in a directory, and I have found that the first file
> is written compressed, but the second file onward is NOT. I have checked
> the filter settings after each file write, and
> they are the same. Any ideas here? If I turn off compression, the file
> sizes match.....
>
> Code below....
>
> Lou
>
> array_atom = tables.Float32Atom()
> filters = tables.Filters(complevel=0, complib='blosc')
>
<clip>
Any reason why you are specifying 'complevel=0'? 0 means 'not compression'.
Try with levels from 1 to 9.
--
Francesc Alted
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