What version of julia are you using here? I made some improvements to regex
speed a few weeks ago. I think it's still slightly slower than python, but
it shouldn't be this slow.
On Saturday, June 21, 2014 4:12:55 PM UTC-7, Matías Guzmán Naranjo wrote:
>
> Is it just my impression or Python's regular expressions are much faster
> than julia's?
>
> In my machine:
>
> Python 2:
>
> %timeit a = re.sub(r"[,\.;:'\"!¡?¿_\n/\t\(\)\{\}\[\]\- ]", "<!%", text)
> 1 loops, best of 3: 302 ms per loop
>
> Julia
> @time a = replace(f, r"[,\.;:'\"!¡?¿_\n/\t\(\)\{\}\[\]\- ]", "<!%");
> elapsed time: 5.151800487 seconds (1169203300 bytes allocated)
>
> With a corpus of about one million words
>
> This is pretty bad. Is there any way to improve it?
>
