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Re: Conda create with python version fails me

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Den 2025-11-14 skrev Stefan Ram <ram@zedat.fu-berlin.de>:
> Martin =?UTF-8?Q?Sch=C3=B6=C3=B6n?= <martin.schoon@gmail.com> wrote or quoted:
>>If I try to specify a python version I don't get a new environment. The
>>error message I get is:
>>"The following packages are missing from the target environment:
>>   - python=3.10"
>> (if I asked for version 3.10)
>
>   I'm not educated in Conda. But here are some wild and untested
>   guesses what could be done:
>
Your conda know-how is most likely superior to mine :-)

> conda search python
>
>   This might list the Python versions available.
>
Yields an error message very similar to the one cited above.

>   If the desired version does not appear, adding a channel known
>   to host older versions might help, like:
>
> conda create -n test python=3.10 -c conda-forge

Bingo! This works for me.
>
>    . It might help to update Conda:
>
> conda update conda
>
Was already up-to-date.

Didn't bother testing the following. Later maybe.

>   . This should clear the Conda cache, but I don't know what you might
>   lose by doing it:
>
> conda clean --all
>
>   . Check out your conda base and user PATH variables, and prioritize
>   Conda environments over system-wide Python installations. 
>
>   Check your system's networking/firewall configuration doesn't block
>   Conda's access to remote repositories.
>
>   You could also try to require a more specific version you have,
>   like for example, "python=3.10.4", instead of, "python=3.10".
>
Many thanks.

/Martin

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Thread

Conda create with python version fails me Martin Schöön <martin.schoon@gmail.com> - 2025-11-13 10:26 +0000
  Re: Conda create with python version fails me "Loris Bennett" <loris.bennett@fu-berlin.de> - 2025-11-13 11:40 +0100
    Re: Conda create with python version fails me Martin Schöön <martin.schoon@gmail.com> - 2025-11-14 15:46 +0000
      Re: Conda create with python version fails me ram@zedat.fu-berlin.de (Stefan Ram) - 2025-11-14 16:31 +0000
        Re: Conda create with python version fails me Martin Schöön <martin.schoon@gmail.com> - 2025-11-17 22:14 +0000

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