david_Yakhin_312 ParDescr 8270			Алмаз Сейтхазин (КФ МГУ, кафедра НДС) ParDescr 8193
t	1	class ParDescr:	t	1	class ParDescr:
	2			2
	3	def __init__(self, initial):		3	def __init__(self, initial):
	4	self.initial = initial		4	self.initial = initial
	5	self.storage_name = '_pardescr_' + str(id(self))		5	self.storage_name = '_pardescr_' + str(id(self))
	6			6
	7	def __get__(self, instance, owner):		7	def __get__(self, instance, owner):
	8	if instance is None:		8	if instance is None:
	9	return self.initial		9	return self.initial
	10	return instance.__dict__.get(self.storage_name, self.initial)		10	return instance.__dict__.get(self.storage_name, self.initial)
	11			11
	12	def __set__(self, instance, value):		12	def __set__(self, instance, value):
	13	instance.__dict__[self.storage_name] = value		13	instance.__dict__[self.storage_name] = value
	14			14
	15	def __delete__(self, instance):		15	def __delete__(self, instance):
	16	if self.storage_name in instance.__dict__:		16	if self.storage_name in instance.__dict__:
	17	del instance.__dict__[self.storage_name]		17	del instance.__dict__[self.storage_name]
	18	else:		18	else:
	19	raise KeyError		19	raise KeyError

Legends
Colors  Added  Changed Deleted	Links (f)irst change (n)ext change (t)op