Re: for unpacking

Path	csiph.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail
From	Patrick Rudin <taxi_bs@gmx.ch>
Newsgroups	de.comp.lang.python
Subject	Re: for unpacking
Date	Sat, 10 Aug 2024 12:07:10 +0200
Lines	28
Message-ID	<lhoseeFnju8U1@mid.individual.net> (permalink)
References	<lhfh20Faok1U1@mid.individual.net> <slrnvb57ba.1h524.hjp-usenet4@trintignant.hjp.at> <lhnbsqFgnfoU1@mid.individual.net> <Regeln-20240810000844@ram.dialup.fu-berlin.de>
Mime-Version	1.0
Content-Type	text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding	8bit
X-Trace	individual.net B2W8GhROBZ3U5tCFDC3tbA2lEQq42EcghtVjnmAQxma1MNnh/X
Cancel-Lock	sha1:yDAge0cEs2XIC9cPSFMUEFAlCnM= sha256:3Q2xZzN1iWHK5UfA8MPUpL3HlwLnV5C+MCJGHWJDiow=
User-Agent	Mozilla Thunderbird
Content-Language	en-US
In-Reply-To	<Regeln-20240810000844@ram.dialup.fu-berlin.de>
Xref	csiph.com de.comp.lang.python:6164

Show key headers only | View raw

Stefan Ram wrote:
>    Du meinst vielleicht, daß es keine Aliasse für /Stellen/ von
>    Listen gibt. Was also nicht geht ist:
> 
> |>>>| a =[ 1, 2, 3 ]
> |>>>| b = alias_for( a[ 1 ])
> |>>>| b = 4
> |>>>| print( a )
> |   | [1, 4, 3]

Ja, genau sowas. Für Fälle von unpacking, wo eine  wirklich nur zu 99 
Prozent lesend verwendet?

>    . In Python gibt es eine universelle Regel, welche immer für
>    "b = 4" gilt und die besagt, daß durch die Ausführung von "b = 4"
>    der Name b an das Objekt 4 gebunden wird. Würde man nun solche
>    Aliasse erlauben, dann würde es für die Bedeutung von "b = 4"
>    eine spezielle Ausnahme für den Fall, daß b ein Alias ist, geben
>    müssen, aber in Python sagt man: "Besondere Fälle sind nicht so
>    besonders, daß man ihretwegen gegen die Regeln verstoßen muß.".

Dem verlinkten Vortrag meine ich zu entnehmen, dass mein Missverständnis 
gerade in Bezug auf Listen nicht so selten ist...


Gruss

Patrick

Back to de.comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-06 22:57 +0200
  Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-06 23:45 +0200
    Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-07 13:24 +0200
  Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-07 00:02 +0200
    Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-07 11:54 +0200
      Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-07 13:21 +0200
        Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-07 22:58 +0200
    Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-09 22:18 +0200
      Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-10 12:07 +0200
        Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-10 13:49 +0200
      Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-10 12:46 +0200
        Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-10 22:09 +0200
          Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-11 12:26 +0200
            Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-11 15:05 +0200
              Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-11 17:44 +0200
            Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-11 17:26 +0200
              Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-11 18:16 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-11 23:18 +0200
                Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-11 23:43 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-12 21:03 +0200
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-13 02:44 +0200
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-13 19:36 +0200
                Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-13 19:47 +0200
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-14 04:38 +0200
                Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-14 08:26 +0200
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-14 10:25 +0200
                Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-14 13:22 +0200
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-14 14:45 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-12 21:06 +0200
                Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-13 00:24 +0200
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-14 14:41 +0200
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-14 18:39 +0200
                Re: for unpacking Ralph Aichinger <ralph@pi.h5.or.at> - 2024-08-14 17:05 +0000
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-15 05:44 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-16 13:31 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-13 23:06 +0200
                Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-13 23:19 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-14 21:11 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-14 21:08 +0200
        Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2025-10-06 22:46 +0200
          Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2025-10-06 23:37 +0200
            Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2025-10-07 09:01 +0200
              Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2025-10-07 14:22 +0200
                Re: for unpacking ram@zedat.fu-berlin.de (Stefan Ram) - 2025-10-07 13:13 +0000
                Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2025-10-07 15:34 +0200
                Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2025-10-07 22:57 +0200
            Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2025-10-10 21:50 +0200
  [Python-de] Re: for unpacking Mike Müller <mmueller@python-academy.de> - 2024-08-07 09:14 +0200
    Re: [Python-de] Re: for unpacking Patrick Rudin <taxi_bs@gmx.ch> - 2024-08-07 11:57 +0200
      Re: [Python-de] Re: for unpacking "Peter J. Holzer" <hjp-usenet4@hjp.at> - 2024-08-08 23:18 +0200
      [Python-de] Re: for unpacking Mike Müller <mmueller@python-academy.de> - 2024-08-09 08:03 +0200
  Re: for unpacking Hermann Riemann <nospam.ng@hermann-riemann.de> - 2024-08-07 12:35 +0200

csiph-web