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Groups > comp.lang.python > #37326

Re: Converting a string to a number by using INT (no hash method)

From John Gordon <gordon@panix.com>
Newsgroups comp.lang.python
Subject Re: Converting a string to a number by using INT (no hash method)
Date 2013-01-22 18:36 +0000
Organization PANIX Public Access Internet and UNIX, NYC
Message-ID <kdmm6l$hba$1@reader1.panix.com> (permalink)
References <e74ae1aa-f760-4123-8770-3b8a4f9a2f91@googlegroups.com> <mailman.806.1358872054.2939.python-list@python.org> <4339f8d7-2d78-450f-ad0e-91da35615e6d@googlegroups.com> <mailman.812.1358875475.2939.python-list@python.org> <592233bd-3fc1-4e13-97f8-e11f89fbb0ba@googlegroups.com>

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In <592233bd-3fc1-4e13-97f8-e11f89fbb0ba@googlegroups.com> Ferrous Cranus <nikos.gr33k@gmail.com> writes:

> > pin int( htmlpage.encode("hex"), 16 ) % 10000
> >
> > It'll give you your number, but there are no guarantees of uniqueness.
> You're looking at more blind random luck using that.

> Finally!!!!!! THANK YOU VERY MUCH!!! THIS IS WHAT I WAS LOOKING FOR!!!

No it isn't; you said you wanted a unique 4-digit number.  This method
can return the same 4-digit number for lots of different file paths.

> NOW, if you please explain it to me from the innermost parenthesis please,
> because i do want to understand it!!!

1. Transform the html path string into a (large) hexadecimal number
using the encode() function.

2. Convert the hexadecimal number into a decimal integer using the
int() function.

3. Shrink the integer into the range 0-9999 by using the % operator.

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Thread

Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 08:15 -0800
  RE: Converting a string to a number by using INT  (no hash method) "Leonard, Arah" <Arah.Leonard@bruker-axs.com> - 2013-01-22 16:27 +0000
    Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 09:02 -0800
      RE: Converting a string to a number by using INT  (no hash method) "Leonard, Arah" <Arah.Leonard@bruker-axs.com> - 2013-01-22 17:24 +0000
        Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 09:39 -0800
          Re: Converting a string to a number by using INT (no hash method) John Gordon <gordon@panix.com> - 2013-01-22 18:36 +0000
          Re: Converting a string to a number by using INT  (no hash method) Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2013-01-22 17:22 -0500
        Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 09:39 -0800
        Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 10:37 -0800
          Re: Converting a string to a number by using INT  (no hash method) Michael Torrie <torriem@gmail.com> - 2013-01-22 12:02 -0700
            Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 11:28 -0800
              Re: Converting a string to a number by using INT  (no hash method) Alan Spence <alan.spence@ntlworld.com> - 2013-01-22 20:00 +0000
            Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 11:28 -0800
              Re: Converting a string to a number by using INT (no hash method) John Gordon <gordon@panix.com> - 2013-01-22 20:40 +0000
                Re: Converting a string to a number by using INT (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-23 00:44 -0800
          Re: Converting a string to a number by using INT  (no hash method) Dave Angel <d@davea.name> - 2013-01-22 14:08 -0500
          RE: Converting a string to a number by using INT  (no hash method) "Leonard, Arah" <Arah.Leonard@bruker-axs.com> - 2013-01-22 20:30 +0000
          Re: Converting a string to a number by using INT  (no hash method) Dave Angel <d@davea.name> - 2013-01-22 15:43 -0500
        Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 10:37 -0800
    Re: Converting a string to a number by using INT  (no hash method) Ferrous Cranus <nikos.gr33k@gmail.com> - 2013-01-22 09:02 -0800
  Re: Converting a string to a number by using INT  (no hash method) Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-01-22 16:27 +0000
  Re: Converting a string to a number by using INT  (no hash method) Dave Angel <d@davea.name> - 2013-01-22 11:40 -0500
    Re: Converting a string to a number by using INT (no hash method) alex23 <wuwei23@gmail.com> - 2013-01-22 17:32 -0800
      Re: Converting a string to a number by using INT (no hash method) Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-01-23 03:02 +0000
        Re: Converting a string to a number by using INT (no hash method) alex23 <wuwei23@gmail.com> - 2013-01-22 19:59 -0800
  Re: Converting a string to a number by using INT  (no hash method) "D'Arcy J.M. Cain" <darcy@druid.net> - 2013-01-22 12:04 -0500

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