On Fri, Aug 18, 2006 at 01:54:44PM +0900, David Cournapeau wrote:
> import numpy as N
> from ctypes import cdll, POINTER, c_int, c_uint
> 
> _hello = cdll.LoadLibrary('libhello.so')
> 
> _hello.sum.restype    = c_int
> _hello.sum.artype     = [POINTER(c_int), c_uint]
> 
> def sum(data):
>     return _hello.sum(data.ctypes.data_as(POINTER(c_int)), len(data))
> 
> n       = 10
> data    = N.arange(n)
> 
> print data
> print "sum(data) is " + str(sum(data))
> 
> 
> That works OK, but to avoid the platform dependency, I would like to use 
> load_library from numpy: I just replace the cdll.LoadLibrary by :
> 
> _hello = N.ctypeslib.load_library('hello', '.')

Shouldn't that be 'libhello'?  Try

_hello = N.ctypes_load_library('libhello','__file__')

Cheers
Stéfan

-------------------------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
_______________________________________________
Numpy-discussion mailing list
Numpy-discussion@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/numpy-discussion

Reply via email to