def on_cleanup_error(function, path, excinfo):
                click.secho("warning: failed to remove file or directory: {}\n"
                            "please delete it manually.".format(path),
                            fg="red")
def on_random_range_min_changed(self):
        self.ui.spinBoxRandomMaximum.setMinimum(self.ui.spinBoxRandomMinimum.value())