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Re: An error when i switched from python v2.6.6 => v3.2.3

References <8e17232e-5b24-4040-9215-c4bd89f34fa2@googlegroups.com> <622d4a2d-0014-4254-b211-c8fd66510f74@googlegroups.com> <c2a09443-3c74-477b-af9f-a6f3473ebe88@googlegroups.com> <mailman.3029.1362669207.2939.python-list@python.org> <e63776b9-ba74-4349-9538-7fe95323d4be@googlegroups.com>
Date 2013-03-08 02:33 +1100
Subject Re: An error when i switched from python v2.6.6 => v3.2.3
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.3033.1362670392.2939.python-list@python.org> (permalink)

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On Fri, Mar 8, 2013 at 2:26 AM, Νίκος Γκρ33κ <nikos.gr33k@gmail.com> wrote:
> Τη Πέμπτη, 7 Μαρτίου 2013 5:13:24 μ.μ. UTC+2, ο χρήστης Chris Angelico έγραψε:
>> On Fri, Mar 8, 2013 at 2:01 AM, Νίκος Γκρ33κ <nikos.gr33k@gmail.com> wrote:
>>
>> > os.system( 'python metrites.py > %s' ) % htmltemp
>>
>>
>>
>> Manually step through what this line should do. Follow the exact same
>>
>> rules Python will follow in evaluating this expression.
>>
>>
>>
>> http://docs.python.org/2/reference/expressions.html#operator-precedence
>>
>> http://docs.python.org/3/reference/expressions.html#operator-precedence
>>
>>
>>
>> As you'll see from footnote 8 or 5 (depending on which version of the
>>
>> docs), your percent operator is the same one listed in the table as a
>>
>> division operator.
>>
>>
>>
>> Now. Go through that expression, step by step. Walk through everything
>>
>> the Python interpreter does. Figure out exactly what happens first,
>>
>> second, third. Figure out when your percent operator gets handled.
>>
>> Then you'll know what's wrong with that line of code.
>>
>>
>>
>> You'll also gain a very useful understanding of Python, and more
>>
>> generally of the way most high level languages parse expressions.
>>
>>
>>
>> ChrisA
>
> I'am sorry to say i cant figure this out :(
> please enlight me.

You can figure it out, but it will take some effort. I will not
enlighten you further. The documentation is all there; the answers are
available.

ChrisA

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An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 00:18 -0800
  Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 01:06 -0800
    Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 03:27 -0800
      Re: An error when i switched from python v2.6.6 => v3.2.3 "Michael Ross" <gmx@ross.cx> - 2013-03-07 12:51 +0100
        Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 04:25 -0800
          Re: An error when i switched from python v2.6.6 => v3.2.3 "Michael Ross" <gmx@ross.cx> - 2013-03-07 14:06 +0100
            Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 05:22 -0800
              Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 00:43 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 05:56 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 01:01 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:11 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:13 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 01:17 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:34 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 01:37 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:44 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 01:48 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:44 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:34 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:13 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 01:16 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:11 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 05:56 -0800
            Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 05:22 -0800
        Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 04:25 -0800
  Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:50 -0800
    Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 06:52 -0800
    Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 07:01 -0800
      Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 02:13 +1100
        Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 07:26 -0800
          Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 02:33 +1100
            Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 07:57 -0800
              Re: An error when i switched from python v2.6.6 => v3.2.3 rh <richard_hubbe11@lavabit.com> - 2013-03-07 10:51 -0800
              Re: An error when i switched from python v2.6.6 => v3.2.3 Joel Goldstick <joel.goldstick@gmail.com> - 2013-03-07 13:57 -0500
              Re: An error when i switched from python v2.6.6 => v3.2.3 Joel Goldstick <joel.goldstick@gmail.com> - 2013-03-07 14:36 -0500
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 12:04 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Ian Kelly <ian.g.kelly@gmail.com> - 2013-03-07 13:15 -0700
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 16:57 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Vito De Tullio <vito.detullio@gmail.com> - 2013-03-08 04:55 +0100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 22:54 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 22:54 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 22:56 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-08 18:01 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 02:51 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 02:51 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 22:56 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-03-08 18:54 +0000
                Re: An error when i switched from python v2.6.6 => v3.2.3 info@cravendot.gr - 2013-03-08 11:19 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Ian Kelly <ian.g.kelly@gmail.com> - 2013-03-08 13:01 -0700
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 12:31 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Chris Angelico <rosuav@gmail.com> - 2013-03-09 08:37 +1100
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 19:18 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-03-09 03:27 +0000
                Re: An error when i switched from python v2.6.6 => v3.2.3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-03-09 05:05 +0000
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 23:56 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-03-09 12:43 +0000
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-09 06:16 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-09 06:16 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 rusi <rustompmody@gmail.com> - 2013-03-09 07:20 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 19:18 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Ian Kelly <ian.g.kelly@gmail.com> - 2013-03-08 17:26 -0700
                Re: An error when i switched from python v2.6.6 => v3.2.3 nagia.retsina@gmail.com - 2013-03-08 19:15 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 nagia.retsina@gmail.com - 2013-03-08 19:15 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 12:31 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Ian Kelly <ian.g.kelly@gmail.com> - 2013-03-08 13:04 -0700
                Re: An error when i switched from python v2.6.6 => v3.2.3 nagia.retsina@gmail.com - 2013-03-08 12:54 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 emile <emile@fenx.com> - 2013-03-08 14:13 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Ian Kelly <ian.g.kelly@gmail.com> - 2013-03-08 17:18 -0700
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 19:17 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-03-09 03:33 +0000
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-08 19:17 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 16:57 -0800
                Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 12:04 -0800
            Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 07:57 -0800
        Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 07:26 -0800
      Re: An error when i switched from python v2.6.6 => v3.2.3 John Gordon <gordon@panix.com> - 2013-03-07 15:55 +0000
        Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 08:00 -0800
          Re: An error when i switched from python v2.6.6 => v3.2.3 Νίκος Γκρ33κ <nikos.gr33k@gmail.com> - 2013-03-07 08:22 -0800
            Re: An error when i switched from python v2.6.6 => v3.2.3 Joel Goldstick <joel.goldstick@gmail.com> - 2013-03-07 12:41 -0500
            Re: An error when i switched from python v2.6.6 => v3.2.3 Joel Goldstick <joel.goldstick@gmail.com> - 2013-03-07 13:50 -0500

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