CONST.py

class CONST:
    def __init__(self):
        self.__MAX_WIDTH = 616
        self.__MAX_HEIGHT = -616

    def _getMAX_WIDTH(self):
        return self.__MAX_WIDTH
    MAX_WIDTH = property(fget=_getMAX_WIDTH)

    def _getMAX_HEIGHT(self):
        return self.__MAX_HEIGHT
    MAX_HEIGHT = property(fget=_getMAX_HEIGHT)


const = CONST()
print(const.MAX_HEIGHT, const.MAX_WIDTH)