Re: [Boost-users] boost python (compiling an extension)

From: David Abrahams (dave_at_[hidden])
Date: 2006-02-04 18:42:33

Themistoklis Bourdenas <burdenas_at_[hidden]> writes:

> I'm trying to build a simple python extension similar to the one in 
> boost.python tutorial. I really haven't yet understood the process of 
> creating an extension for python using boost.
>
> I have to build boost.python either using bjam or loading its .sln in VS 
> (I've used the second method).
>
> Then I write some simple code like that in the tutorial exporting a 
> simple function and then what? I guess I have to build a .dll file for 
> python to link to. I'm building a dynamic link library project in VS8 
> write the appropriate code and that successfully creates a dll file. 
> However when importing my module python returns a runtime error:
> ImportError: dynamic module does not define init function (inittest_boost)

You're missing a 

       BOOST_PYTHON_MODULE(test_boost)

in there.

> What is the .pyd created in the tutorial? How is it created? I'm trying 
> to avoid bjam as and use just VS project files. Is that possible?

It's possible, but not supported. :)

> PS - I know I should send this message in c++-sig list but for three 
> days now it can not confirm my subscription for some reason.

Ralf, any clues about that?

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com