Re: [Numpy-discussion] Using ndpointer with ctypes argtypes

2011-03-12 Thread Josh Mayer
I found a solution that works. What I did was I wrote a custom class to define the argtypes. The from_param(obj) method calls ndpointer when it is a numpy array or if obj is none it returns a null pointer. On Fri, Mar 11, 2011 at 1:25 PM, Josh Mayer wrote: > I am trying to call a C function t

[Numpy-discussion] Using ndpointer with ctypes argtypes

2011-03-11 Thread Josh Mayer
I am trying to call a C function that takes a double array as one of its parameters. I am using ndpointer to define the argtypes so that I can pass a numpy array directly. The issue I'm having is that this parameter need not always be set, and when it is not set, the C functions expects a null po