On Jun7, 6:35pm, Alexey Nezhdanov <[email protected]> wrote:
>
> > 2) is_integer is a fast call, but with 1.1k (!) calls ...
>
> Replaced it with my own version:
> integer_pat=re.compile('[0-9]+$')
> is_integer=lambda x: integer_pat.match(x)
> it's about 2.3 times faster. C version would be even better.
>
If so, perhaps this is even better:
integer_pat=re.compile('[0-9]+$')
is_integer=integer_pat.match
Because lambda is considered as much slower than built-in functions,
AFAIK.
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