Re: [Pytables-users] Reading vlen data created by libhdf5 with pytables

[Francesc A. <fa...@ca...>]

A Dilluns 03 Octubre 2005 08:31, Cournapeau David va escriure:
> Anyway, as the Flavor attribute does not exist, it is set to Unknown,
> and the  the Atom function call fails in VLArray.py:VLArray._g_open.
> (specifically the checkflavor call in the Atom.__init__ fails).

Yes, you discovered a flaw in implementation.

> But this means the first call, even if unsuccessfull, manages to read
> the vlen array in the file. (the data given back by the second call are
> correct). So I tried the following hack (in the file VLArray.py,
> function _g_open of the class VLArray):
[snipped]
> Then, it works in my case. As I don't know much yet about pytable,
> I don't know what is the correct way achieve the same result.

Great, this looks like a good workaround.

BTW, Ivan has recently implemented a new module to test compatibility
with pure HDF5 files. Can you send us your file for inclusion in
tests, please? That way, new modifications will always check your
file.

> Concerning the case where the dimensions are fixed, I Unfortunately
> don't have the time right now to investigate it.

Please, send me a sample of this too. I'll see what I can do.

Cheers,

=2D-=20
>0,0<   Francesc Altet =A0 =A0 http://www.carabos.com/
V   V   C=E1rabos Coop. V. =A0=A0Enjoy Data
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