Re: [Pytables-users] compression issues

2009-05-16 Thread Francesc Alted
A Friday 15 May 2009 21:05:22 David Fokkema escrigué: > > Apparently there is no provision in HDF5 for compressing actual data in > > variable length arrays. However, if this is a must for you you can > > always compress the data manually before writing it to disk, and > > decompress it after the

Re: [Pytables-users] compression issues

2009-05-15 Thread David Fokkema
On Fri, 2009-05-15 at 19:47 +0200, Francesc Alted wrote: > A Friday 15 May 2009 17:40:15 Francesc Alted escrigué: > > A Friday 15 May 2009 15:40:16 David Fokkema escrigué: > > > Hi list, > > > > > > I don't get this (using pytables 2.1.1): > > > > > > In [1]: import tables > > > > > > In [2]: data

Re: [Pytables-users] compression issues

2009-05-15 Thread Francesc Alted
A Friday 15 May 2009 17:40:15 Francesc Alted escrigué: > A Friday 15 May 2009 15:40:16 David Fokkema escrigué: > > Hi list, > > > > I don't get this (using pytables 2.1.1): > > > > In [1]: import tables > > > > In [2]: data = tables.openFile('data_new.h5', 'w') > > > > In [3]: data.createVLArray(da

Re: [Pytables-users] compression issues

2009-05-15 Thread Francesc Alted
A Friday 15 May 2009 15:40:16 David Fokkema escrigué: > Hi list, > > I don't get this (using pytables 2.1.1): > > In [1]: import tables > > In [2]: data = tables.openFile('data_new.h5', 'w') > > In [3]: data.createVLArray(data.root, 'nosee', > tables.Int32Atom())Out[3]: > /nosee (VLArray(0,)) '' >

[Pytables-users] compression issues

2009-05-15 Thread David Fokkema
Hi list, I don't get this (using pytables 2.1.1): In [1]: import tables In [2]: data = tables.openFile('data_new.h5', 'w') In [3]: data.createVLArray(data.root, 'nosee', tables.Int32Atom())Out[3]: /nosee (VLArray(0,)) '' atom = Int32Atom(shape=(), dflt=0) byteorder = 'little' nrows = 0