create try:a,b=input().split()

create try/except

create Window=make_dataclass

create @dataclassclassGraph:

create @dataclassclassAnimal:

create @dataclassclassFontData:

create classVelocity:

create @dataclass

create classRetriveMixin:

create classShopItem:

create classDigit:

create classTrack:

create classValidator:

create classStudent:

create classObserver:

create SoftList(list)

create декораторinteger_params_decorated:

create classRouter:app={}

create classIteratorAttrs:

create classVideoItem: