classattr 1.0.1

classattr provides tools to manage class and object attributes

from classattr import ClassAttr, RAISE, FORCE

class Point(ClassAttr):

## class atribute, can be default value x = 0 y = 0 color = ‘red’

def __init__(self,attr = {},mode=RAISE,**kwargs):

ClassAttr.__init__(self,attr,mode,**kwargs)

class Dot(Point):

## class atribute, can be default value radius = 1

def __init__(self,attr = {},mode=RAISE,**kwargs):

ClassAttr.__init__(self,attr,mode,**kwargs)

p = Point(y=3) print(‘x = {}, y = {}’.format(p.x,p.y))

p.set(x=6) p.set({‘y’:8}) print(‘x = {}, y = {}’.format(p.x,p.y))

p.set(z=4,mode=FORCE) print(p.get_keys()) print(p.get())

d = Dot(x=12,y=24,radius=3) print(‘x = {}, y = {}, r = {}’.format(d.x,d.y,d.radius))

d.set(radius=1.5) d.color = ‘blue’ print(d.get())

d.set(unknown_var = 53) # raise an error, if you want to create use mode=FORCE