Level 6Exercise #143

Compute a deadline

Return the timestamp exactly n hours after a starting datetime.

What you’ll practice

This Level 6 exercise focuses on timedelta in the Professional curriculum. Solve the challenge prompt above using clear, idiomatic Python and the relevant language or standard-library tools.

Relevant Python reference: datetime — Basic date and time types.

Sample Test Cases

Example #1

Input:deadline(__import__('datetime').datetime(2026, 8, 5, 10, 0), hours=6)

Output:2026-08-05 16:00

Reference Solution

Reveal Reference Solution

def deadline(start, hours: int):
    from datetime import timedelta
    return start + timedelta(hours=hours)

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Compute a deadline

What you’ll practice

Sample Test Cases

Further Reading

Reference Solution