#class car():
#    increment= 2
#    no_people = 0
#    def __init__(self, engine, tyres, price):
#        self.engin = engine
#        self.tyres = tyres
#        self.price = price
#        car.no_people += 1
#        self.increment = 3
#    @classmethod
#    def change_increamnet(cls,amount):
#       cls.increment = amount

#    def increases(self):
#        self.price = int(self.price* self.increment)

#    @staticmethod
#    def isopen(day):
#        if day == "sunday":
#           return False
#        else:
#            return True
#    def isclose(day):
#        return sunday

#zishan = car("CNG","Four",500)
#print(car.isopen('t'))

#suran = car("petrol","four", 3000)
#nikhil = car("Disel","four", 1000)
#happy = car("Gas" , "three" , 2000)
#print(suran.price)
#car.change_increamnet(25)
#suran.increases()
#print((suran.price))

#print(suran.engin, nikhil.tyres, happy.price)
#print(car.__dict__)
#suran.increases()
#print(suran.price)
