writing library in D for Linux and other OSes

[Martin Nowak]

> Specifically, I need to write library usable from Python. There's PYD, I
> know, but in general, if I wanted to call that library from other
> languages using C interface, how well it works in practice?
>
see "Status of Dynamically Loadable D Libraries" post from
http://forum.dlang.org/thread/sixndlzafvkehvrcevhx@forum.dlang.org
> Another issue is GC: can I use D's garbage collection (realtime-like
> performance is not necessary for my needs) in the library and it will
> "just work" in say Python code? Or not?
>
Hard to say, it depends on the implementation of your language's 
interpreter and might break at some point (precise collector).
It also depends on how you represent the D objects/memory but it's a 
problem that someone creating a binding should address. You might want 
to look at LuaD and PyD 
http://wiki.dlang.org/Libraries_and_Frameworks#Scripting_D_applications.