Python 調用 C++

pythopen 9年前發布 | 3K 次閱讀 Python

#include <boost/python.hpp>

include <boost/python/module.hpp>

include <boost/python/def.hpp>

include <boost/python/to_python_converter.hpp>

include

using namespace std; using namespace boost::python;

namespace HelloPython{ // 簡單函數 char const* sayHello(){ return "Hello from boost::python"; }

// 簡單類 class HelloClass{ public: HelloClass(const string& name):name(name){ } public: string sayHello(){ return "Hello from HelloClass by : " + name; } private: string name; }; // 接受該類的簡單函數 string sayHelloClass(HelloClass& hello){ return hello.sayHello() + " in function sayHelloClass"; }

//STL容器 typedef vector<int> ivector;

//有默認參數值的函數 void showPerson(string name,int age=30,string nationality="China"){ cout << name << " " << age << " " << nationality << endl; }

// 封裝帶有默認參數值的函數 BOOST_PYTHON_FUNCTION_OVERLOADS(showPerson_overloads,showPerson,1,3) //1:最少參數個數,3最大參數個數

// 封裝模塊 BOOST_PYTHON_MODULE(HelloPython){ // 封裝簡單函數 def("sayHello",sayHello);

// 封裝簡單類,并定義__init__函數
class_("HelloClass",init())
  .def("sayHello",&HelloClass::sayHello)//Add a regular member function
  ;
def("sayHelloClass",sayHelloClass); // sayHelloClass can be made a member of module!!!

// STL的簡單封裝方法
class_("ivector")
  .def(vector_indexing_suite());
class_ >("ivector_vector")
  .def(vector_indexing_suite >());

// 帶有默認參數值的封裝方法
def("showPerson",showPerson,showPerson_overloads());

}</pre>

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