[Cython] Storing many, many instances

[Dag Sverre Seljebotn]

> Stéfan van der Walt wrote:
>> I think I may have to switch to structs instead of classes, but then I
>> no longer have convenient methods or array members.  Maybe I should
>> rewrite my class to have many static methods that operate on a struct,
>> and then collect the structs as data instead of the full instances.
>
> Technically it would not be too difficult to allow
>
> cdef struct MyStruct:
>     void foo(self):
>         # self is pure MyStruct, perhaps stack-allocated
>
> in Cython, and transform
>
> mystructinstance.foo()
>
> into
>
> __mangled_MyStruct_foo(mystructinstance)

Sorry, it should be MyStruct* as self, and one would transform a call into

__mangled_MyStruct_foo(&mystructinstance)

Dag Sverre