Re: [Pytables-users] injecting numpy data directly using createTable

2010-10-13 Thread Francesc Alted
A Tuesday 12 October 2010 20:36:28 Grace Li escrigué: > Hi Francesc > > Thanks for your reply. However, the reason I was using Tables is > because Arrays didn't seem to support compression algorithms, that > is, when I write all my data its larger in the hdf5 files than they > are in an ascii tex

Re: [Pytables-users] injecting numpy data directly using createTable

2010-10-12 Thread Grace Li
Hi Francesc Thanks for your reply. However, the reason I was using Tables is because Arrays didn't seem to support compression algorithms, that is, when I write all my data its larger in the hdf5 files than they are in an ascii text file. I forget, but does EArray support compression? thanks,

Re: [Pytables-users] injecting numpy data directly using createTable

2010-10-12 Thread Francesc Alted
A Tuesday 12 October 2010 01:25:20 Grace Li escrigué: > Hi all, > > I read in the pytables user manual that description field of the > method tables.createTable can be a numpy array object and that if the > numpy array has data, the data will be directly appended into the > table created. > I was

[Pytables-users] injecting numpy data directly using createTable

2010-10-11 Thread Grace Li
Hi all, I read in the pytables user manual that description field of the method tables.createTable can be a numpy array object and that if the numpy array has data, the data will be directly appended into the table created. I was trying to do this for my data which is written in a txt file, but en