Алмаз Сейтхазин (КФ МГУ, кафедра НДС) MetaPosition 10159			david_Yakhin_312 MetaPosition 9645
t	1	class positioned(type):	t	1	class positioned(type):
	2			2
	3	def __new__(cls, name, bases, namespace):		3	def __new__(cls, name, bases, namespace):
	4	annotations = namespace.get('__annotations__', {})		4	annotations = namespace.get('__annotations__', {})
	5	fields = list(annotations.keys())		5	fields = list(annotations.keys())
	6	namespace['__match_args__'] = tuple(fields)		6	namespace['__match_args__'] = tuple(fields)
	7			7
	8	def __init__(self, *args):		8	def __init__(self, *args):
	9	for field, value in zip(fields, args):		9	for field, value in zip(fields, args):
	10	setattr(self, field, value)		10	setattr(self, field, value)
	11			11
	12	def __repr__(self):		12	def __repr__(self):
	13	items = []		13	items = []
	14	for field in fields:		14	for field in fields:
	15	try:		15	try:
	16	value = getattr(self, field)		16	value = getattr(self, field)
	17	except AttributeError:		17	except AttributeError:
	18	value = getattr(self.__class__, field)		18	value = getattr(self.__class__, field)
	19	items.append(f'{field}={value}')		19	items.append(f'{field}={value}')
	20	return ' '.join(items)		20	return ' '.join(items)
	21	namespace['__init__'] = __init__		21	namespace['__init__'] = __init__
	22	namespace['__repr__'] = __repr__		22	namespace['__repr__'] = __repr__
	23	return super().__new__(cls, name, bases, namespace)		23	return super().__new__(cls, name, bases, namespace)

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