3.2.4 - Key Points
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What does the iter() method do in an iterator?
💡 Hint: Think about what an iterator needs to provide to be iterable.
Can you explain what yield does?
💡 Hint: Consider what happens to function execution when yield is used.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What method is called to get the next item from an iterator?
💡 Hint: Think about how we retrieve subsequent elements from a sequence.
True or False: Generators store all values in memory.
💡 Hint: Consider what makes generators different from lists.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a custom iterator that counts down from a given number to zero. Describe how you would implement the iter() and next() methods.
💡 Hint: Refer back to the CountDown example shared earlier.
Write a generator that yields Fibonacci numbers indefinitely until a certain number is reached. What would you do to ensure it stops?
💡 Hint: Consider how you'd check for the upper limit within a continuous generator.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.