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// liquidx.cpp : Defines the entry point for the console application.
//
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#include "stdafx.h"
#include <boost/python/def.hpp>
#include <boost/python/module.hpp>
#include <boost/python/args.hpp>
#include <boost/python/class.hpp>
#include <boost/python/str.hpp>
#include <boost/python/dict.hpp>
#include <iostream>
#include <string>
#include <list>
#include <map>
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using namespace std;
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PyObject * RepeatString (PyObject *pSelf, PyObject *pParams)
  {
char *pstrString;
int iRepCount;
PyArg_ParseTuple(pParams, "si", &pstrString, &iRepCount);
for (int i = 0; i < iRepCount; i++)printf("---%d\n", i);
return PyInt_FromLong(iRepCount);
}

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int _tmain(int argc, _TCHAR* argv[])
  {
Py_Initialize();
Py_IsInitialized();
PyImport_AddModule("HostAPI");

//create a function table
PyMethodDef HostAPIFuncs [] =
 {
 {"RepeatString", RepeatString, METH_VARARGS, NULL},
 {NULL, NULL, NULL, NULL}
};

//initial the module with the function table
Py_InitModule("HostAPI", HostAPIFuncs);

PyObject *pName = PyString_FromString("helloworld");
PyObject * pModule = PyImport_Import(pName);
PyObject *pstr= NULL, *pDict= NULL;


//get the module dict
pDict = PyModule_GetDict(pModule);

pstr = PyDict_GetItemString(pDict, "PrintStuff");//get the function with the dict
PyObject_CallObject ( pstr, NULL ); //call the function


PyObject *pFunc = PyDict_GetItemString(pDict, "RepCount");
int as = PyInt_AS_LONG(pFunc);
printf( "**************************%d", as );

//Py_XDECREF(pFunc);
Py_XDECREF(pstr);
//Py_XDECREF(pDict);
Py_XDECREF(pModule);
Py_XDECREF(pName);
Py_Finalize(); // 清除
getchar();
return 0;
}
Helloworld.py 如下:

import HostAPI
def PrintStuff():
global RepCount
RepCount = HostAPI.RepeatString("String repetition", 4)
使用BOOST::PYTHON来写脚本的方法:
# include <boost/python.hpp>
#include "sample.h"
#include <stdio.h>
#include <boost/smart_ptr.hpp>
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class sample
  {
int m_value;
public:
int GetValue();
void SetValue(int v);
sample(int v=0);
~sample(void);
};
typedef boost::shared_ptr<sample> pSample;
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
sample::sample(int v):m_value(v)
  {
}
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int sample::GetValue()
  {
return m_value;
}
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void sample::SetValue(int v)
  {
m_value=v;
}
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sample::~sample(void)
  {
fprintf(stderr,"Delete sample address is %x\n",this);
}

 namespace boost {
 namespace python {
BOOST_PYTHON_MODULE(pySample)
 {
class_<sample>("sample")
.def("get",&sample::GetValue)
.def("set",&sample::SetValue)
;
register_ptr_to_python< pSample >();
}
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}
};
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
using namespace boost::python;
int _tmain(int argc, _TCHAR* argv[])
  {
Py_Initialize();
initpySample();
try
 {
object main_module = import("__main__");
object main_namespace = main_module.attr("__dict__");
pSample ptr( new sample(25) );
main_namespace["sample"] = ptr;
exec_file( "sample.py", main_namespace,main_namespace );
fprintf( stderr,"print in c:%d %d\n", ptr->GetValue(), ptr.use_count() );
}
catch(error_already_set const &)
 {
PyErr_Print();
}
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fprintf(stderr,"Before finalize\n");
Py_Finalize();
fprintf(stderr,"After finalize\n");
getchar();
return 0;
}

Sample.py 如下:  print "print in python",sample.get()  print sample  sample.set(12345)    结果:  print in python 25  <pySample.sample object at 0x00C4CFB0>  print in c:12345 2  Before finalize  Delete sample address is b46638  After finalize
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