def __init__(self, x1=0, y1=0, x2=0, y2=0, cor='black', esp=2):
Reta.__init__(self, x1, y1, x2, y2)
self.__cor = cor
self.__esp = esp
def __init__(self, x1=0, y1=0, x2=0, y2=0, cor='black', esp=2):
Reta.__init__(self, x1, y1, x2, y2)
self.__cor = cor
self.__esp = esp
