s02230127 ParDescr 11183			Sabua8 ParDescr 9175
f	1	class ParDescr:	f	1	class ParDescr:
	2			2
n	3	def __init__(self, n):	n	3	def __init__(self, initial_value):
	4	self.dflt = n		4	self.initial_value = initial_value
	5	self.name = None		5	self.name = None
	6			6
	7	def __set_name__(self, owner, name):		7	def __set_name__(self, owner, name):
	8	self.name = name		8	self.name = name
	9			9
n	10	def __get__(self, obj, cls):	n	10	def __get__(self, instance, owner):
	11	if obj == None:		11	if instance is None:
	12	return self.dflt		12	return self.initial_value
	13	return obj.__dict__.get(self.name, self.dflt)		13	return instance.__dict__.get(self.name, self.initial_value)
	14			14
n	15	def __set__(self, obj, val):	n	15	def __set__(self, instance, value):
	16	obj.__dict__[self.name] = val		16	instance.__dict__[self.name] = value
	17			17
t	18	def __delete__(self, obj):	t	18	def __delete__(self, instance):
	19	del obj.__dict__[self.name]		19	del instance.__dict__[self.name]

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