main_window.py 文件源码

def open_fitter_dialog(self):
        """
        Open a transient dialog for opening a saved fit object.
        """
        file_name, _ = QW.QFileDialog.getOpenFileName(self, "Save Global Fit", "", "Pickle Files (*.pkl);;")

        opened_fitter, version = pickle.load(open(file_name, "rb"))
        if self._version == version:
            self._fit = opened_fitter
            self._fit.emit_changed()
        else:
            err = "Could not load fit. Current version is {}, but file version is {}.".format(self._version,version)
            error_message = QW.QMessageBox.warning(self,err, QW.QMessageBox.Ok)