[SciPy-dev] Inclusion of cython code in scipy
Thu Apr 24 10:59:30 CDT 2008
Brian Granger wrote:
>> Then why not start a project to get SWIG to do away with the shadow
> I don't have a passion for actually working seriously on these
> projects - I am lazy and simply want to use them :)
>> Lets take a simple case of someone wanting to handle a growing
>> collection of say a million particles and do something to them. How do
>> you do that in cython/pyrex and get the performance of C and interface
>> to numpy? Worse, even if it were possible, you'll still need to know
>> something about allocating memory in C and manipulating pointers. I can
>> do that with C++ and SWIG today.
> C++ STL containers are truly great for things like this. I would
> write a simple c++ header file that defines the Particle class, create
> an std::vector<Particle> to hold them and wrap the whole thing into
> Cython. I have already done stuff like this (templated c++ with STL)
> with cython and it works great. Furthermore, you end up with an
> actual C/Python extension type that 1) is super fast 2) has its own C
> api that can be called from other C extensions.
Could you point me to a simple example of this, please?
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