[Tutor] reg: How to import dll in python

[Emile van Sebille]

Hi Shweta,

You'll likely get a better response posting this question on the main 
python list -- the Tutor list is primarily for teaching python

Emile


On 3/5/2014 4:49 AM, Shweta Kaushik wrote:
> Hi,
>
> Please find code used to create dll:
>
> *_add_1.cpp_*
>
> #include "add_1.h"
>
> using namespace std;
>
> Mathematics::Mathematics()
>
> {
>
> }
>
> void Mathematics::input()
>
> {
>
>      cout << "Input two inetegers\n";
>
>      cin >> x >> y;
>
> }
>
> void Mathematics::add()
>
> {
>
> cout << "Result = " << x + y;
>
> }
>
> *_add_1.h_*
>
> #include <iostream>
>
> class Mathematics {
>
>    int x, y;
>
> public:
>
>              __declspec(dllexport) Mathematics();//constructor
>
>              __declspec(dllexport) void input();
>
>              __declspec(dllexport) void add();
>
> };
>
> *_Dll created_*: Addition.dll
>
> *_Python Code to import above dll_*:
>
> import ctypes
>
>  From ctypes import *
>
> testDll = cdll.LoadLibrary("D:\Python Test Codes\DLL_Test\Addition.dll")
>
> test1 = ctypes.WINFUNCTYPE(None)
>
> test2 = test1 (("add", testDll))
>
> Error Displayed
>
> Traceback (most recent call last):
>
>    File "<stdin>", line 1, in <module>
>
> AttributeError: function 'add' not found
>
>
>
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