Re: Why is Vimscript/VimL much slower than Python when traversing long lists?

On 3/15/13, John Little <John.B.Little@gmail.com> wrote:
> Well, I know squat about Python but I presume it has a compilation phase
> like Perl, which compiles to "op codes" which are executed without, f. ex.,
> variable look ups. Vim uses a pure interpreter.
>
> Vim script is "fast enough", and has the virtue of running anywhere vim does
> (well, not quite; anywhere a "normal" non-gui build does) with few
> dependencies, IIUC a C compiler and the standard library.
>
> Regards, John Little
>

You are probably right. Python does compile the source code into
bytecode. It's interesting that such basic operation as "for" loop
gets >30-fold performance boost.

Regards,
Vlad

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