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Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of the __enter__
method in a context manager?
π‘ Hint: Think about what you need to do before using a resource.
Question 2
Easy
What does the __exit__
method handle?
π‘ Hint: It's about what happens after the block finishes.
Practice 4 more questions and get performance evaluation
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary function of the __enter__
method in a context manager?
π‘ Hint: Think about what happens at the start of the context.
Question 2
True or False: The __exit__
method can suppress exceptions raised in the with
block.
π‘ Hint: Recall how exceptions are managed in Python.
Solve and get performance evaluation
Push your limits with challenges.
Question 1
Write a context manager that reads a configuration file and discards it after use, ensuring to handle exceptions.
π‘ Hint: What would happen if the file doesn't exist?
Question 2
Implement a context manager that uses self-made locks for thread safety in multi-threading applications.
π‘ Hint: Consider what happens to threads waiting for the lock.
Challenge and get performance evaluation