seniorPython

Custom Iterators

Updated May 4, 2026

Short answer

Building objects that can be looped over.

Deep explanation

Implementing __iter__ and __next__ to define how an object yields values, allowing for custom data traversal.

Unlock with a Pro subscription to view this section.

View pricing

Real-world example

No real-world example available yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

Common mistakes

No common mistakes listed yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

Follow-up questions

No follow-up questions available yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

More Python interview questions

View all →