URGENT: Need C++ and PYTHON CODE HELP.
#include <Python.h>
#include <iostream>
#include <Windows.h>
#include <cmath>
#include <string>
using namespace std;
/*
Description:
To call this function, simply pass the function name in Python that you wish to call.
Example:
callProcedure("printsomething");
Output:
Python will print on the screen: Hello from python!
Return:
None
*/
void CallProcedure(string pName)
{
char *procname = new char[pName.length() + 1];
std::strcpy(procname, pName.c_str());
Py_Initialize();
PyObject* my_module = PyImport_ImportModule("PythonCode");
PyErr_Print();
PyObject* my_function = PyObject_GetAttrString(my_module, procname);
PyObject* my_result = PyObject_CallObject(my_function, NULL);
Py_Finalize();
delete[] procname;
}
/*
Description:
To call this function, pass the name of the Python functino you wish to call and the string parameter you want to send
Example:
int x = callIntFunc("PrintMe","Test");
Output:
Python will print on the screen:
You sent me: Test
Return:
100 is returned to the C++
*/
int callIntFunc(string proc, string param)
{
char *procname = new char[proc.length() + 1];
std::strcpy(procname, proc.c_str());
char *paramval = new char[param.length() + 1];
std::strcpy(paramval, param.c_str());
PyObject *pName, *pModule, *pDict, *pFunc, *pValue = nullptr, *presult = nullptr;
// Initialize the Python Interpreter
Py_Initialize();
// Build the name object
pName = PyUnicode_FromString((char*)"PythonCode");
// Load the module object
pModule = PyImport_Import(pName);
// pDict is a borrowed reference
pDict = PyModule_GetDict(pModule);
// pFunc is also a borrowed reference
pFunc = PyDict_GetItemString(pDict, procname);
if (PyCallable_Check(pFunc))
{
pValue = Py_BuildValue("(z)", paramval);
PyErr_Print();
presult = PyObject_CallObject(pFunc, pValue);
PyErr_Print();
}
else
{
PyErr_Print();
}
//printf("Result is %d\n", _PyLong_AsInt(presult));
Py_DECREF(pValue);
// Clean up
Py_DECREF(pModule);
Py_DECREF(pName);
// Finish the Python Interpreter
Py_Finalize();
// clean
delete[] procname;
delete[] paramval;
return _PyLong_AsInt(presult);
}
/*
Description:
To call this function, pass the name of the Python functino you wish to call and the string parameter you want to send
Example:
int x = callIntFunc("doublevalue",5);
Return:
25 is returned to the C++
*/
int callIntFunc(string proc, int param)
{
char *procname = new char[proc.length() + 1];
std::strcpy(procname, proc.c_str());
PyObject *pName, *pModule, *pDict, *pFunc, *pValue = nullptr, *presult = nullptr;
// Initialize the Python Interpreter
Py_Initialize();
// Build the name object
pName = PyUnicode_FromString((char*)"PythonCode");
// Load the module object
pModule = PyImport_Import(pName);
// pDict is a borrowed reference
pDict = PyModule_GetDict(pModule);
// pFunc is also a borrowed reference
pFunc = PyDict_GetItemString(pDict, procname);
if (PyCallable_Check(pFunc))
{
pValue = Py_BuildValue("(i)", param);
PyErr_Print();
presult = PyObject_CallObject(pFunc, pValue);
PyErr_Print();
}
else
{
PyErr_Print();
}
//printf("Result is %d\n", _PyLong_AsInt(presult));
Py_DECREF(pValue);
// Clean up
Py_DECREF(pModule);
Py_DECREF(pName);
// Finish the Python Interpreter
Py_Finalize();
// clean
delete[] procname;
return _PyLong_AsInt(presult);
}
void main()
{
CallProcedure("printsomething");
cout << callIntFunc("PrintMe","House") << endl;
cout << callIntFunc("SquareValue", 2);
}