def _do_size(self, instance, value):
        if ('l', 'r') in self.sizable_from[0]:
            self.width = max(self.min_size, min(self.width, self.max_size))
        else:
            self.height = max(self.min_size, min(self.height, self.max_size))
dataset/ETHPy150Open kivy/kivy/kivy/uix/splitter.py/Splitter._do_size/swapped operands of `in`