1、ubuntu 14.04 linux cgcc (Ubuntu 4.8.2-19ubuntu1) 4.8.2Python 2.7.6
2、file 1 职邗珩垃[python file]: math_test.pydef add_func(a,b): return a+bdef sub_func(a,b): return (锾攒揉敫a-b)file 2 [c source file]: c_call_python.c#include <stdio.h>#include <stdlib.h>#include <string.h>#include "python2.7/Python.h"int main(int argc, char** argv){ int arg0 = 0,arg1 = 0; if(argc == 3){ arg0 = atoi(argv[1]); arg1 = atoi(argv[2]); }else{ printf("please input 2 args!!\n"); return -1; } Py_Initialize(); if ( !Py_IsInitialized()) return -1; PyRun_SimpleString("import sys"); PyRun_SimpleString("sys.path.append('./')"); PyObject *pModule; PyObject *pFunction; PyObject *pArgs; PyObject *pRetValue; pModule = PyImport_ImportModule("math_test"); if(!pModule){ printf("import python failed!!\n"); return -1; } pFunction = PyObject_GetAttrString(pModule, "add_func"); if(!pFunction){ printf("get python function failed!!!\n"); return -1; } pArgs = PyTuple_New(2); PyTuple_SetItem(pArgs, 0, Py_BuildValue("i", arg0)); PyTuple_SetItem(pArgs, 1, Py_BuildValue("i", arg1)); pRetValue = PyObject_CallObject(pFunction, pArgs); printf("%d + %d = %ld\n",arg0,arg1,PyInt_AsLong(pRetValue)); Py_DECREF(pModule); Py_DECREF(pFunction); Py_DECREF(pArgs); Py_DECREF(pRetValue); Py_Finalize(); return 0;}
3、root@linux:~/code# gcc -o c_call_python c_call_python.c -lpython2.7root@linux:~/code# ./c_call_python 12 1512 + 15 = 27
