Re: [Pytables-users] `numexpr` name collision

2010-08-13 Thread Konstantin Klementiev
I'd say that you missed to install Numexpr. No, all the prerequisites are there. But `tables` doesn't see numexpr because it sees its own numexpr sub-package first. Konstantin Hi all, After installation of 1) numpy-1.5.0b1-win32-superpack-python2.6.exe (may be this is not relevant)

Re: [Pytables-users] `numexpr` name collision

2010-08-13 Thread Francesc Alted
2010/8/13 Konstantin Klementiev kklement...@cells.es I'd say that you missed to install Numexpr. No, all the prerequisites are there. But `tables` doesn't see numexpr because it sees its own numexpr sub-package first. Since 2.2 PyTables does not come with its own numexpr and you need to

[Pytables-users] Memory keeps growing and process is slow....

2010-08-13 Thread Vineet Jain
I have the following scrip which transforms several pytables files by changing the format of one field in a table from a StringCol to Int32 col. I have a couple of problems: 1. The memory usage of the process keeps growing and then dies. I have to restart it several times 2. Is there any way to

Re: [Pytables-users] querying across files and tables

2010-08-13 Thread Francesc Alted
2010/8/13, Brad Buran bbu...@cns.nyu.edu: We structure our data collection in such a way that information is stored in several HDF5 files (one for each set of experiments). Within each HDF5 file, we store data from multiple, related experiments. Each experiment has its own node in the HDF5

[Pytables-users] pytables 2.2 build error on amd64

2010-08-13 Thread Jeff Reback
Hi, I tried to build pytables 2.2 on an x86-64bit (amd64) debian machine. but received the following build errors (below) I then successfully built 2.1.2 with no issues (and passes all tests) Jeff * Found numpy 1.5.0b1 package installed. * Found numexpr 1.4 package installed. * Found

Re: [Pytables-users] pytables 2.2 build error on amd64

2010-08-13 Thread Francesc Alted
Hi Jeff, Just guessing, but maybe you are using Cython 0.12.1. Please try to install the latest version of Cython and try again. 2010/8/13, Jeff Reback jreb...@yahoo.com: Hi, I tried to build pytables 2.2 on an x86-64bit (amd64) debian machine. but received the following build errors

Re: [Pytables-users] Memory keeps growing and process is slow....

2010-08-13 Thread Vineet Jain
   r = list(row)  # convert row into a list            r[2] = int(r[2])    r = tuple(r)   # convert again into a tuple This does not work. Got an error that int is expecting int,str I modified it to: for i, row in enumerate(mapping.tblData.iterrows()):