Simon Willison’s Weblog

Speeding up dateutil: Python's heapq module turns minutes into seconds. Neat case study in data structure optimisation.

Posted 22nd December 2007 at 1:07 pm

Recent articles

The last six months in LLMs, illustrated by pelicans on bicycles - 6th June 2025
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python 1155 data-structures 5 heapq 1 dateutil 2 brian-beck 2

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