Context manager timer

Measure elapsed time in a with block.

context-manager time

Implement `class Timer` as a context manager.

After the `with` block exits, `timer.elapsed` holds the time in seconds (float).

Constraints

Use time.perf_counter.

Example

with Timer() as t:
    sum(range(10**6))
print(t.elapsed)  # e.g. 0.03

22 points ~20 min

Recent Submissions

No submissions yet — hit Run Tests to try!

Hints

__enter__: record start; __exit__: elapsed = now - start.

Test Results

Press Ctrl+Enter or click Run Tests to execute your code.