solution #615
solution #615
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Your code is mostly good, but there are a few critical issues that need to be addressed. These include returning incorrect data types and not validating input properly. Once these issues are fixed, your code will be much more robust and reliable. Keep going! 😊
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app/main.py
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| instance: SlideLimitationValidator, | ||
| value: int | ||
| ) -> None: | ||
| if self.min_amount <= value <= self.max_amount: |
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This is a code quality issue. You should check for invalid input and throw an exception if the input is invalid. Currently, if the value is not within the specified range, the attribute is not set at all, which could lead to confusing behavior.
app/main.py
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| )) | ||
| if len(result.__dict__) == 3: | ||
| return True | ||
| return False |
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This is a bug. Your can_access method is supposed to return a Visitor object or None, but it actually returns a boolean. You should return the visitor if the conditions are met, or None otherwise.
app/main.py
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| visitor.weight, | ||
| visitor.height | ||
| )) | ||
| if len(result.__dict__) == 3: |
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This is a code quality issue. Checking the length of the __dict__ attribute to determine if the object is valid is not a good practice. It might be better to define a method in the SlideLimitationValidator class to check if the object is valid, and call that method here.
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You've done a great job, but there are a few issues that need to be addressed. Please take a look at the type hinting in your code, as well as the class inheritance and data validation. Keep up the good work! 😊👍
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| def __set_name__( | ||
| self, | ||
| owner: SlideLimitationValidator, | ||
| name: str | ||
| ) -> None: |
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You have a type hinting issue here. The owner argument in the __set_name__ method is expected to be of SlideLimitationValidator type, but you are passing self which is of IntegerRange type. Consider reviewing your type hints.
app/main.py
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| def __get__( | ||
| self, | ||
| instance: SlideLimitationValidator, | ||
| owner: SlideLimitationValidator | ||
| ) -> int: | ||
| return getattr(instance, self.protected_name) |
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Same issue here with the instance argument. It's type hinted as SlideLimitationValidator but self of IntegerRange type is being passed.
app/main.py
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| def __set__( | ||
| self, | ||
| instance: SlideLimitationValidator, | ||
| value: int | ||
| ) -> None: | ||
| if not self.min_amount <= value <= self.max_amount: | ||
| setattr(instance, self.protected_name, False) | ||
| return |
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In the __set__ method, you are setting the attribute to False if the value does not meet the condition. This might be confusing because the attribute can be an integer or a boolean. It would be more appropriate to raise an exception.
app/main.py
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| class SlideLimitationValidator(ABC): | ||
| pass | ||
| def __init__( | ||
| self, | ||
| age: int, | ||
| weight: int, | ||
| height: int | ||
| ) -> None: | ||
| self.age = age | ||
| self.weight = weight | ||
| self.height = height | ||
|
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| def checking(self) -> bool: | ||
| if False in self.__dict__.values(): | ||
| return False | ||
| return True |
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The SlideLimitationValidator class is inherited from ABC which stands for Abstract Base Class, but you are not defining any abstract methods in it. If there are no abstract methods to enforce, you might not need to inherit from ABC.
app/main.py
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| def can_access(self, visitor: Visitor) -> Visitor | None: | ||
| return self.limitation_class( | ||
| visitor.age, | ||
| visitor.weight, | ||
| visitor.height | ||
| ).checking() |
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In the can_access method, the return type is hinted as Visitor | None, but you are returning the result of the checking method which is a boolean. Consider revising your type hints or the return statement.
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Great job on your code! It's clear and adheres to the SOLID principles. However, there are a few areas for improvement. In the can_access method, consider passing the Visitor object to the SlideLimitationValidator for efficiency and scalability. The checking method could be renamed to something more descriptive. Also, avoid violating the Single Responsibility Principle in the IntegerRange class and refrain from using exceptions for flow control. Keep up the good work and keep these points in mind for your future coding tasks. 🚀
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| ) -> None: | ||
| try: | ||
| if not self.min_amount <= value <= self.max_amount: | ||
| raise ValueError |
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It seems like you are raising a ValueError just to catch it immediately and change the result to False. It's not a good practice to raise exceptions for flow control in Python. Instead, you could just use an if-else statement to set result to False if the value is not within the range.
| if not self.min_amount <= value <= self.max_amount: | ||
| raise ValueError | ||
| except ValueError: | ||
| instance.result = False |
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The result attribute is being set in the IntegerRange class, which seems to be a violation of the Single Responsibility Principle. It would be better to have this logic in the SlideLimitationValidator class, as it's related to the validation of the slide limitations, not to the operation of setting and getting values.
| self.weight = weight | ||
| self.height = height | ||
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| def checking(self) -> bool: |
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The checking method is a bit unclear. The name of the method should be a verb or a verb phrase and should indicate what the method does. Consider renaming this method to something more descriptive, like is_valid or check_validity.
| self.name = name | ||
| self.limitation_class = limitation_class | ||
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| def can_access(self, visitor: Visitor) -> bool: |
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In the can_access method, it would be more efficient to pass the Visitor object to the SlideLimitationValidator instead of passing each attribute individually. This would make the code more scalable, as you wouldn't need to change the SlideLimitationValidator class and its subclasses if you were to add more attributes to the Visitor class in the future.
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