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for unpacking

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From Patrick Rudin <taxi_bs@gmx.ch>
Newsgroups de.comp.lang.python
Subject for unpacking
Date Tue, 6 Aug 2024 22:57:36 +0200
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Vermutlich habe ich irgendwas falsch verstanden, wie unpacking 
funktioniert. Jedenfalls:

zahlen = [[5,5,5]]
zahlen.append([9,9,9])

for t in zahlen:
     t[1] += t[2]



nummern = [[5,5,5]]
nummern.append([9,9,9])

for a,b,c in nummern:
     b += c


Auf der Konsole dann abgefragt:
zahlen
Out[7]: [[5, 10, 5], [9, 18, 9]]

nummern
Out[8]: [[5, 5, 5], [9, 9, 9]]

Ich kapier das nicht. Funktioniert unpacking nur lesend? Oder wie kann 
ich einen Wert während der For-Schlaufe ändern, ohne die umständliche 
Notation zu verwenden?



Grüsse

Patrick

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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

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