Method findAndRunScriptFile

Engine/AppManager.cpp:1575–1661

}

bool
AppManager::findAndRunScriptFile(const QString& path,
                     const QStringList& files,
                     const QString& script)
{
#ifdef NATRON_RUN_WITHOUT_PYTHON

    return false;
#endif
    for (QStringList::const_iterator it = files.begin(); it != files.end(); ++it) {
        if (*it == script) {
            QString absolutePath = path + *it;
            QFile file(absolutePath);
            if ( file.open(QIODevice::ReadOnly) ) {
                QTextStream ts(&file);
                QString content = ts.readAll();
                PythonGILLocker pgl;

                PyRun_SimpleString( content.toStdString().c_str() );


                PyObject* mainModule = NATRON_PYTHON_NAMESPACE::getMainModule();
                std::string error, output;

                ///Gui session, do stdout, stderr redirection
                PyObject *errCatcher = 0;
                PyObject *outCatcher = 0;

                if ( PyObject_HasAttrString(mainModule, "catchErr") ) {
                    errCatcher = PyObject_GetAttrString(mainModule, "catchErr"); //get our catchOutErr created above, new ref
                }

                if ( PyObject_HasAttrString(mainModule, "catchOut") ) {
                    outCatcher = PyObject_GetAttrString(mainModule, "catchOut"); //get our catchOutErr created above, new ref
                }

                PyErr_Print(); //make python print any errors

                PyObject *errorObj = 0;
                if (errCatcher) {
                    errorObj = PyObject_GetAttrString(errCatcher, "value"); //get the  stderr from our catchErr object, new ref
                    assert(errorObj);

                    error = NATRON_PYTHON_NAMESPACE::PyStringToStdString(errorObj);
                    PyObject* unicode = PyUnicode_FromString("");
                    PyObject_SetAttrString(errCatcher, "value", unicode);
                    Py_DECREF(errorObj);
                    Py_DECREF(errCatcher);
                }
                PyObject *outObj = 0;
                if (outCatcher) {
                    outObj = PyObject_GetAttrString(outCatcher, "value"); //get the stdout from our catchOut object, new ref
                    assert(outObj);
                    output = NATRON_PYTHON_NAMESPACE::PyStringToStdString(outObj);
                    PyObject* unicode = PyUnicode_FromString("");
                    PyObject_SetAttrString(outCatcher, "value", unicode);
                    Py_DECREF(outObj);
                    Py_DECREF(outCatcher);