class ActivityBase: def __init__(self, activityId, x, y, h): self.activityId = activityId self.x = x self.y = y self.h = h def __str__(self): string = '<ActivityBase activityId=%d, ' % self.activityId string += 'x=%d, y=%d, h=%d>' % (self.x, self.y, self.h) return string def __repr__(self): return self.__str__()