Re: how to identify unlimited NetCDF dimensions in PyNIO?

Hi Michael,

I'm afraid you are correct. This is a limitation of the current PyNIO
interface that should be addressed. I will add a ticket to fix this.
  -dave

On Aug 18, 2010, at 5:05 AM, Michael Decker wrote:

> Hi all,
>
> I found no way so far to find out which dimension of a given NetCDF
> file might be unlimited. That would be rather important for me to
> know though, as I'm producing new files based on that information.
> And according to documentation, it is possible to create unlimited
> dimensions using PyNIO. So it would be logical to be able to read
> them as well.
>
> The only access to dimension information I know of so far is the
> dimensions-dict in the NIO file object. But unfortunately it only
> shows the current size of the unlimited dimension.
> NIO obviously knows the information I want to have: When converting
> a NIO file object to string (for example by using print on it),
> PyNIO 1.4.0 shows something like this:
> [...]
> dimensions:
> lat = 2
> lon = 2
> lev = 2
> time = 2 // unlimited
> [...]
> I would like to avoid having to pull that information out of the
> string by force with some messy/ugly code. Is there any nicer way to
> get Nio to tell me which (if any) dimension is unlimited?
>
> Thanks,
> Michael
>
> --
> Michael Decker
> Forschungszentrum Jülich
> ICG-2: Troposphäre
>
> E-Mail: m.decker@fz-juelich.de
>
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Received on Wed Aug 18 12:56:42 2010