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Newsgroups: comp.lang.python
Date: Tue, 22 Jan 2013 11:28:55 -0800 (PST)
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Subject: Re: Converting a string to a number by using INT  (no hash method)
From: Ferrous Cranus <nikos.gr33k@gmail.com>
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Xref: csiph.com comp.lang.python:37339

=CE=A4=CE=B7 =CE=A4=CF=81=CE=AF=CF=84=CE=B7, 22 =CE=99=CE=B1=CE=BD=CE=BF=CF=
=85=CE=B1=CF=81=CE=AF=CE=BF=CF=85 2013 9:02:48 =CE=BC.=CE=BC. UTC+2, =CE=BF=
 =CF=87=CF=81=CE=AE=CF=83=CF=84=CE=B7=CF=82 Michael Torrie =CE=AD=CE=B3=CF=
=81=CE=B1=CF=88=CE=B5:
> On 01/22/2013 11:37 AM, Ferrous Cranus wrote:
>=20
> > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D pin =
=3D int(
>=20
> > htmlpage.encode("hex"), 16 ) % 10000=20
>=20
> > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
>=20
> >=20
>=20
> > Can you please explain the differences to what you have posted
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> > opposed to this perl coding?
>=20
> >=20
>=20
> > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D forea=
ch my
>=20
> > $ltr(@ltrs){ $hash =3D ( $hash + ord($ltr)) %10000;=20
>=20
> > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
>=20
> >=20
>=20
> > I want to understand this and see it implemented in Python.
>=20
>=20
>=20
> It isn't quite the thing.  The perl code is merely a checksum of the
>=20
> ascii value of the characters in the file name, that is then chopped
>=20
> down to a number < 10000.  The Python code is taking the ascii value of
>=20
> each character in the file name, converting it to a hexadecimal pair of
>=20
> digits, stringing them all out into a long string, then converting that
>=20
> to a number using the hexadecimal number parser. This results in a
>=20
> *very* large number, 8-bits per letter in the original file name, and
>=20
> then chops that down to 10000.  Technically neither method is a hash and
>=20
> neither will generate unique numbers.
>=20
>=20
>=20
> Here's the python algorithm used on a short word:
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> 'hello' =3D> '68656c6c6f' (h =3D 0x68', e=3D0x65', 0x6c', 0=3D0x6f)
>=20
> =3D> 0x68656c6c6f =3D> 448378203247
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> mod that with 10000 and you get 3247
>=20
>=20
>=20
> If you would simply run the python interpreter and try these things out
>=20
> you could see how and why they work or not work.  What is stopping you
>=20
> from doing this?


May i sent you my code by mail so for you see whats wrong and http://superh=
ost.gr produces error?<br><br>

1. this is not a script that iam being paid for.
2, this is not a class assignemnt

I just want to use that method of gettign this to work.