def OnFire(self, no):
    try:
        self.fireds[no] = (self.fireds[no] + 1)
    except KeyError:
        self.fireds[no] = 0
def OnFire(self, no):
    try:
        self.fireds[no] = (self.fireds[no] + 1)
    except KeyError:
        self.fireds[no] = 0