Practice Iterator Protocol - 3.2.2 | Chapter 3: Generators and Iterators | Python Advance
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Iterator Protocol

3.2.2 - Iterator Protocol

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What two methods must an object implement to be considered an iterator?

💡 Hint: Think about what allows us to navigate through elements one by one.

Question 2 Easy

What does the StopIteration exception signify in an iterator?

💡 Hint: It's a signal that you have reached the end.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which method must be implemented to create an iterator?

__start__()
__iter__()
__init__()

💡 Hint: Consider which method gives you access to the iterator.

Question 2

True or False: An iterator can only be used once.

True
False

💡 Hint: Remember how iterators maintain their state.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a custom iterator that generates prime numbers up to a given limit.

💡 Hint: Consider how prime numbers are generated and stored.

Challenge 2 Hard

Write a generator that returns the first N numbers of the Fibonacci sequence, where N is provided by the user.

💡 Hint: Remember the Fibonacci rule of adding the last two numbers to get the next one.

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