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Newsgroups: comp.lang.python
Date: Thu, 13 Sep 2012 22:57:54 -0700 (PDT)
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Subject: Re: Python presentations
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Xref: csiph.com comp.lang.python:29123

Chris Angelico=E6=96=BC 2012=E5=B9=B49=E6=9C=8814=E6=97=A5=E6=98=9F=E6=9C=
=9F=E4=BA=94UTC+8=E4=B8=8A=E5=8D=886=E6=99=8239=E5=88=8625=E7=A7=92=E5=AF=
=AB=E9=81=93=EF=BC=9A
> On Fri, Sep 14, 2012 at 8:33 AM, Alexander Blinne <news@blinne.net> wrote=
:
>=20
> > On 13.09.2012 21:01, 88888 Dihedral wrote:
>=20
> >> def powerlist(x, n):
>=20
> >>     # n is a natural number
>=20
> >>      result=3D[]
>=20
> >>      y=3D1
>=20
> >>      for i in xrange(n):
>=20
> >>         result.append(y)
>=20
> >>         y*=3Dx
>=20
> >>      return result # any object in the local function can be returned
>=20
> >
>=20
> > def powerlist(x, n):
>=20
> >     result=3D[1]
>=20
> >     for i in xrange(n-1):
>=20
> >         result.append(result[-1]*x)
>=20
> >     return result
>=20
> >
>=20
> > def powerlist(x,n):
>=20
> >     if n=3D=3D1:
>=20
> >         return [1]
>=20
> >     p =3D powerlist(x,n-1)
>=20
> >     return p + [p[-1]*x]
>=20
>=20
>=20
> Eh, much simpler.
>=20
>=20
>=20
> def powerlist(x,n):
>=20
>   return [x*i for i in xrange(n-1)]
>=20
>=20
>=20
> But you're responding to a bot there. Rather clever as bots go, though.
>=20
>=20
>=20
> ChrisA

I do not object the list comprehension in concept.=20
But I have to convert python code to cython from time to time.

Well, this imposes some coding style definitely.
=20