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Python Programming - Decorators

Exercise : Decorators - General Questions
  • Decorators - General Questions
31.
What is the purpose of the @contextlib.asynccontextmanager decorator?
Converts a method to a class method
Enables the use of the 'with' statement for resource management in asynchronous code
Marks a method as a static method
Decorates a method with dynamic behavior
Answer: Option
Explanation:
The @contextlib.asynccontextmanager decorator is used for creating asynchronous context managers, enabling the use of the 'async with' statement in asynchronous code.
32.
What is the primary use case for the @contextlib.suppress decorator?
Converts a method to a class method
Marks a method as a static method
Suppresses specified exceptions within a context
Decorates a method with dynamic behavior
Answer: Option
Explanation:
The @contextlib.suppress decorator is used to suppress specified exceptions within a context, allowing the code to continue execution even if those exceptions are raised.
33.
What is the purpose of the @functools.lru_cache decorator's maxsize parameter?
The maximum number of unique arguments to be cached
The maximum size of the cache in bytes
The maximum number of function calls to be cached
The maximum number of distinct values to be cached
Answer: Option
Explanation:
The @functools.lru_cache decorator's maxsize parameter controls the maximum number of function calls to be cached.
34.
What is the primary use case for the @contextlib.ExitStack?
Converts a method to a class method
Manages a stack of cleanup callbacks for managing resources
Marks a method as a static method
Decorates a method with dynamic behavior
Answer: Option
Explanation:
The @contextlib.ExitStack is used for managing a stack of cleanup callbacks, making it useful for managing resources within a context.
35.
What is the primary use case for the @contextlib.redirect_stdout decorator?
Converts a method to a class method
Redirects standard output to a specified file or file-like object
Marks a method as a static method
Decorates a method with dynamic behavior
Answer: Option
Explanation:
The @contextlib.redirect_stdout decorator is used to redirect standard output to a specified file or file-like object within a context.
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