From 2194b6bd0713a18b7c5f6b15563d20add404ed68 Mon Sep 17 00:00:00 2001 From: Illia Lavryniuk Date: Sun, 25 Aug 2024 14:34:50 +0300 Subject: [PATCH] add my solution --- app/main.py | 66 ++++++++++++++++++++++++++++++++++++++++++++++++----- 1 file changed, 60 insertions(+), 6 deletions(-) diff --git a/app/main.py b/app/main.py index 6d375672..0268eb53 100644 --- a/app/main.py +++ b/app/main.py @@ -1,25 +1,79 @@ from abc import ABC +from typing import Type class IntegerRange: - pass + + def __init__(self, min_amount: int, max_amount: int) -> None: + self.min_amount = min_amount + self.max_amount = max_amount + + def __set_name__(self, owner: object, name: str) -> None: + self.protected_name = "_" + name + + def __get__(self, instance: object, owner: object) -> object: + return getattr(instance, self.protected_name) + + def __set__(self, instance: object, value: int) -> None: + if not isinstance(value, int): + raise TypeError( + "Value should be integer." + ) + if not (self.min_amount <= value <= self.max_amount): + raise ValueError( + f"Value should not be less than {self.min_amount} " + f"and greater than {self.max_amount}." + ) + setattr(instance, self.protected_name, value) class Visitor: - pass + + def __init__(self, name: str, age: int, weight: int, height: int) -> None: + self.name = name + self.age = age + self.weight = weight + self.height = height class SlideLimitationValidator(ABC): - pass + + def __init__(self, age: int, weight: int, height: int) -> None: + self.age = age + self.weight = weight + self.height = height class ChildrenSlideLimitationValidator(SlideLimitationValidator): - pass + age = IntegerRange(4, 14) + height = IntegerRange(80, 120) + weight = IntegerRange(20, 50) class AdultSlideLimitationValidator(SlideLimitationValidator): - pass + age = IntegerRange(14, 60) + height = IntegerRange(120, 220) + weight = IntegerRange(50, 120) class Slide: - pass + + def __init__( + self, + name: str, + limitation_class: Type[SlideLimitationValidator] + ) -> None: + self.name = name + self.limitation_class = limitation_class + + def can_access(self, visitor: Visitor) -> bool: + try: + self.limitation_class( + visitor.age, + visitor.weight, + visitor.height + ) + except (TypeError, ValueError): + return False + else: + return True