Python Initialization

void importModule(const std::string& moduleName) {
    const static std::string __key__ = "__";
    char* key = new char[moduleName.size() + 5];
    sprintf(key, "__%s__", moduleName.c_str());
    if (PyDict_GetItemString(mainDict_, key) == nullptr) {
        PyObject* pMod = PyImport_ImportModule(moduleName.c_str());
        if (nullptr != pMod) {
            PyDict_SetItemString(mainDict_, key, pMod);
        } else {
            LogWarn("Failed to import python module: " << moduleName);
        }
    }
    delete[] key;
}


void initPython(){

    wchar_t programName[] = L"PyInviwo";
    Py_SetProgramName(programName);
#ifdef WIN32
    Py_NoSiteFlag = 1;
#endif
    Py_InitializeEx(false);

    if (!Py_IsInitialized()) {
        LogError("Python is not Initialized");
        return;
    }

    PyEval_InitThreads();
    mainDict_ = PyDict_New();
    modulesDict_ = PyImport_GetModuleDict();
    importModule("builtins");
    importModule("sys");
    //importModule("os");
    //importModule("glob");
    //importModule("random");

}