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Groups > comp.lang.python > #49925

Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte

From Ferrous Cranus <nikos@superhost.gr>
Newsgroups comp.lang.python
Subject Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte
Date 2013-07-05 09:07 +0300
Organization GRNET - Greek Research and Technology Network
Message-ID <kr5nqp$t82$1@news.grnet.gr> (permalink)
References <kr3c7k$tjs$2@news.grnet.gr> <n3tfaa-eqh.ln1@satorlaser.homedns.org> <kr3jai$jn0$4@news.grnet.gr> <pan.2013.07.05.00.06.41.617000@nowhere.com>

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Στις 5/7/2013 3:06 πμ, ο/η Nobody έγραψε:
> On Thu, 04 Jul 2013 13:38:09 +0300, Νίκος wrote:
>
>> So you are also suggesting that what gesthostbyaddr() returns is not
>> utf-8 encoded too?
>
> The gethostbyaddr() OS function returns a byte string with no specified
> encoding. Python 3 will doubtless try to decode that to a character string
> using some (probably unspecified) encoding.

I see, but if the function returns a byte string not inutf-8 format then 
how my script is uspposes to decode this byte string?

And why only this error happens when i cloudflare my domain, while when 
i un-cloudflare it are reverse DNS are being resolves without problem.
So the queston is: How come it only fails when i cloidflare the domain?

Also please comment on that:

host =  gethostbyaddr(....) or "UnResolved"

This will return the first argument that define the evaluation as being 
true or untrue.

if function returns false the the 2nd argument.
Nut if the function gives an exception will the condition return the 2nd 
argument or will the program fail?

I was udner the impression that i could avoid error handling  inside 
try/excepts by utilizing "or".
-- 
What is now proved was at first only imagined!

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Thread

UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 11:37 +0300
  Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-04 05:59 -0400
    Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 13:03 +0300
      Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-04 06:29 -0400
        Fwd: Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 13:36 +0300
  Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Ulrich Eckhardt <ulrich.eckhardt@dominolaser.com> - 2013-07-04 11:50 +0200
    Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 13:38 +0300
      Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Chris Angelico <rosuav@gmail.com> - 2013-07-04 20:54 +1000
        Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 14:29 +0300
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte MRAB <python@mrabarnett.plus.com> - 2013-07-04 12:52 +0100
            Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 15:06 +0300
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Chris Angelico <rosuav@gmail.com> - 2013-07-04 22:37 +1000
      Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte MRAB <python@mrabarnett.plus.com> - 2013-07-04 12:06 +0100
        Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 14:36 +0300
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte MRAB <python@mrabarnett.plus.com> - 2013-07-04 13:07 +0100
            Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 15:47 +0300
              Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte MRAB <python@mrabarnett.plus.com> - 2013-07-04 14:34 +0100
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Γκρ33κ <nikos@superhost.gr> - 2013-07-04 16:38 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte MRAB <python@mrabarnett.plus.com> - 2013-07-04 16:10 +0100
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Γκρ33κ <nikos@superhost.gr> - 2013-07-04 18:56 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Wayne Werner <wayne@waynewerner.com> - 2013-07-12 06:47 -0500
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Ferrous Cranus <nikos@superhost.gr> - 2013-07-12 14:56 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-12 11:46 -0400
            Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος <nikos@superhost.gr> - 2013-07-04 15:52 +0300
              Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte MRAB <python@mrabarnett.plus.com> - 2013-07-04 14:34 +0100
                Fwd: Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Γκρ33κ <nikos@superhost.gr> - 2013-07-04 17:48 +0300
      Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Ulrich Eckhardt <ulrich.eckhardt@dominolaser.com> - 2013-07-04 15:07 +0200
        Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Γκρ33κ <nikos@superhost.gr> - 2013-07-04 16:26 +0300
      Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2013-07-04 16:08 -0400
        Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Ferrous Cranus <nikos@superhost.gr> - 2013-07-04 23:25 +0300
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-04 22:44 +0200
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Michael Torrie <torriem@gmail.com> - 2013-07-04 14:53 -0600
      Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Nobody <nobody@nowhere.com> - 2013-07-05 01:06 +0100
        Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Ferrous Cranus <nikos@superhost.gr> - 2013-07-05 09:07 +0300
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 08:55 +0200
            Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 10:10 +0300
        Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 09:51 +0300
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 09:06 +0200
            Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 10:13 +0300
              Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-05 04:27 -0400
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 12:01 +0300
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Benjamin Kaplan <benjamin.kaplan@case.edu> - 2013-07-05 00:21 -0700
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-05 03:50 -0400
            Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 11:00 +0300
              Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-05 04:35 -0400
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 11:49 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-05 05:21 -0400
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 12:25 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 12:24 +0200
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 13:28 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 13:26 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 12:36 +0200
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 13:42 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 12:59 +0200
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 14:05 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 14:16 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 13:16 +0200
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 14:27 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte feedthetroll@gmx.de - 2013-07-05 05:06 -0700
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 13:33 +0300
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte feedthetroll@gmx.de - 2013-07-05 04:56 -0700
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte feedthetroll@gmx.de - 2013-07-05 05:14 -0700
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Dave Angel <davea@davea.name> - 2013-07-05 09:05 -0400
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 16:11 +0200
                Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Νίκος Gr33k <nikos@superhost.gr> - 2013-07-05 17:27 +0300
              Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte feedthetroll@gmx.de - 2013-07-05 01:44 -0700
          Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte Lele Gaifax <lele@metapensiero.it> - 2013-07-05 12:16 +0200
  Re: UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 0: invalid start byte roggero.n@gmail.com - 2013-09-06 16:17 -0700

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