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467 challenges 330 easy 120 medium 17 hard

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Error Handling & Exceptions easy

Safe Integer from String

Implement safe_int that converts a string to an integer, returning a default value on any failure, with support for an optional base.

exceptions parsing default-value

Error Handling & Exceptions easy

Safe int parser

Implement safe_parse_int that converts a string to an int, returning a default value on failure.

exceptions parsing validation

Error Handling & Exceptions easy

Divide with zero check

Write a function that safely divides two numbers, catching division by zero.

exceptions division error-handling

Error Handling & Exceptions easy

Key error handler

Implement a safe dictionary access function that returns a default value on missing keys.

exceptions dict fallback

Showing 4 challenges · easy · Error Handling & Exceptions

Error Handling & Exceptions — Python coding challenges

What you will find here

This page lists error handling & exceptions challenges — real Python problems you solve in the browser IDE with instant test feedback. Each challenge includes a clear brief, starter code, and automated checks.

Challenges vs tutorials and quizzes

Challenges test what you can build under constraints. For guided teaching, use our Python tutorials. For quick checks, try quizzes or copy snippets from code samples.