1ffy/sp-1: ДЗ по шаблонам проектирования @ a83f816d04e4eb5328e827336e030417082433cf

Vsevolod Levitan a83f816d04 Made validator singleton (as it doesn't have any instance-dependent features)		2 лет назад
..
errors	ac3b2aa95f Enforced DRY for exceptions	2 лет назад
models	481ae826cc Removed unused imports	2 лет назад
settings	b741025cfa Delegated validation at settings_manager.py to validator.py	2 лет назад
validation	a83f816d04 Made validator singleton (as it doesn't have any instance-dependent features)	2 лет назад