Re: [Pytables-users] problem creating table with large number of columns

2010-09-23 Thread Francesc Alted
A Wednesday 22 September 2010 20:57:06 Josh Ayers escrigué: > For your reference, the application is a large data acquisition > system with around 10,000 total channels, and many different data > types. The data is currently stored in a National Instruments > semi-proprietary file format, and it's

Re: [Pytables-users] problem creating table with large number of columns

2010-09-22 Thread Josh Ayers
> > Here's a simpler code snippet to reproduce the error. It appears > > there is a maximum number of columns in a table, and it depends on > > the data type in an unusual way (at least to me). All floats have > > one limit and all integers have another limit, regardless of the bit > > size. I d

Re: [Pytables-users] problem creating table with large number of columns

2010-09-21 Thread Francesc Alted
A Wednesday 22 September 2010 06:45:39 Josh Ayers escrigué: > Here's a simpler code snippet to reproduce the error. It appears > there is a maximum number of columns in a table, and it depends on > the data type in an unusual way (at least to me). All floats have > one limit and all integers have

Re: [Pytables-users] problem creating table with large number of columns

2010-09-21 Thread Josh Ayers
Here's a simpler code snippet to reproduce the error. It appears there is a maximum number of columns in a table, and it depends on the data type in an unusual way (at least to me). All floats have one limit and all integers have another limit, regardless of the bit size. I didn't test strings o

[Pytables-users] problem creating table with large number of columns

2010-09-21 Thread Josh Ayers
I need to create a PyTables table that has a large number of columns - just over 2000. I get an error when trying to create the table. I attached a Python script that will reproduce the error. I copied the initial output from tables.test() below, which shows the versions of all the libraries on

[Pytables-users] Problem creating Table

2006-06-15 Thread Pepe Barbe
Hello everyone, I have a script that reads data from plaint text files and writes the information in a PyTables DB. I've tested the script with some initial data and it seems to work fine. I got a different set of data that is longer and it seems to crash and I can't pinpoint the problem to be or