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925 challenges 556 easy 323 medium 46 hard

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Datetime & Time Calculations easy

Datetime to Unix timestamp

Parse a datetime string and convert it to a Unix timestamp assuming UTC.

datetime parsing timestamp

Datetime & Time Calculations easy

Duration Human Readable

Write a function that turns a number of seconds into a human-readable duration like '2 hours, 1 minute'.

datetime strings formatting

Datetime & Time Calculations easy

Daylight saving check

Given a date in the US, determine if daylight saving time starts or ends on that day.

datetime timezones dst

Showing 1–3 of 3 challenges · Datetime & Time Calculations

Datetime & Time Calculations — Python coding challenges

What you will find here

This page lists datetime & time calculations 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.