The Cost of Dynamism (was Re: Pyhon 2.x or 3.x, which is faster?)
Mark Lawrence
breamoreboy at yahoo.co.uk
Sun Mar 20 21:28:26 EDT 2016
On 21/03/2016 01:15, BartC wrote:
> On 15/03/2016 00:25, BartC wrote:
> > On 14/03/2016 23:24, Steven D'Aprano wrote:
>
> >> Try this instead:
> >>
> >> c = chr(c)
> >> if 'A' <= c <= 'Z':
> >> upper += 1
> >> elif 'a' <= c <= 'z':
> >> lower += 1
> >> elif '0' <= c <= '9':
> >> digits += 1
> >> else:
> >> other += 1
> >>
> >> But even better:
> >>
> >> if c.isupper():
> >> upper += 1
> >> elif c islower():
> >> lower += 1
> >> elif c.isdigit():
> >> digits += 1
> >> else:
> >> other += 1
> >>
> >> which will work correctly for non-ASCII characters as well.
> >
> > Yes, but now you've destroyed my example!
> >
> > A more realistic use of switch is shown below [not Python].
>
> A tokeniser along those lines in Python, with most of the bits filled
> in, is here:
>
> http://pastebin.com/dtM8WnFZ
>
I got to line 22, saw the bare except, and promptly gave up.
--
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.
Mark Lawrence
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