run python code

void runScript(std::string src)
    PyObject* glb = mainDict_;

    byteCode_ = Py_CompileString(src.c_str(), "", Py_file_input);
    //Check for Compile error,  omitted for readability

    PyObject* loc = PyDict_New();
    PyObject* ret = PyEval_EvalCode(BYTE_CODE, glb, loc);
    //Check for runtime error,  omitted for readability

    Py_XDECREF(ret);
    Py_XDECREF(loc);
}