looking before leaping - Python Dict: Unscientific benchmarks of lookup methods

[Marius Kruger]

On 28 June 2011 15:26, John Meinel <john at arbash-meinel.com> wrote:

> The rough guidelines I've found:
>
> 1) use pyrex if it really matters
> 2) use try/d[x]/except if you know that the keys are almost always there
> (eg counting types)
> 3) use if x in d: d[x] if hit rate is low
> 4) avoid extra attribute lookups, especially in list comprehensions
>
It is great to have rule of thumb like this, thanks.

-- 
<>< Marius ><>
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