#include <Python.h>

int main(int argc, char** argv)
{
  int i;
  PyObject *pModule, *pFunc;
  PyObject *pArgs, *pValue;

  if (argc < 3) {
    fprintf(stderr, "Usage: call.out pythonfile function [args]\n");
    return 1;
  }

  Py_SetProgramName(argv[0]);
  Py_Initialize();
  
  /* modified part */
  PyRun_SimpleString(
         "import sys\n"
         "sys.path.append('.')\n");
  pModule = PyImport_ImportModule(argv[1]);
  
  pFunc = PyObject_GetAttrString(pModule, argv[2]);
  pArgs = PyTuple_New(argc - 3); 

  for(i = 0; i < argc - 3; ++i) {
    pValue = PyInt_FromLong(atoi(argv[i+3]));
    PyTuple_SetItem(pArgs, i, pValue);
  }

  pValue = PyObject_CallObject(pFunc, pArgs);
  printf("Result of call: %ld\n", PyInt_AsLong(pValue));
  Py_DECREF(pArgs);
  Py_DECREF(pValue);
  Py_DECREF(pFunc);
  Py_DECREF(pModule);

  Py_Finalize();
  return 0;
}