[SciPy-user] maximum size of sparse array

[Nathan Bell]

On Thu, Apr 24, 2008 at 7:47 AM, Robin <robince at gmail.com> wrote:
>  I was wondering what is the maximum size of a sparse array? I am
>  assuming indices must be less than 2**32 on a 32 bit system, but is it
>  2**64 on 64 bit systems?
>
>  Obviously the matrix in question would be very sparse...

Currently the CSR/CSC and COO matrices are limited to signed 32-bit
indices.  I don't know whether the other formats (LIL/DOK) have any
such limitation since they are implemented in pure Python.

-- 
Nathan Bell wnbell at gmail.com
http://graphics.cs.uiuc.edu/~wnbell/