""" New style classes """ class Point : """Point is a class that stores a two dimensional point""" def __init__(self, x=0, y=0) : self.x = x self.y = y def __repr__(self) : return "Point object with x = %d, y = %d" % (self.x, self.y) class Point2 (object) : """Point2 is a class that stores a two dimensional point""" def __init__(self, x=0, y=0) : self.x = x self.y = y def __repr__(self) : return "Point2 object with x = %d, y = %d" % (self.x, self.y) p1 = Point(1, 2) p2 = Point2(4, 6) print type(p1) print type(p2) # Here's a link to a nice explanation of new vs old-style classes: # http://docs.python.org/reference/datamodel.html#new-style-and-classic-classes