[ncl-talk] ncl install

Gus Correa gus at ldeo.columbia.edu
Mon Apr 25 08:10:50 MDT 2022


Hi Debasish

That can be a number of different problems,
as the conda environment can be easily tangled.
In any case, please see the suggestions below,
and take them with a grain of salt.

1. Make sure your conda path and conda

export PATH=/your/system/path/to/conda/bin:${PATH}
source /your/system/path/to/conda/etc/profile.d/conda.sh

The two lines above may be already in your .bashrc file,
or it may have  a different but equivalent set of commands
that conda put there.
If they are not, you can do them in your terminal/shell prompt.

2. conda activate ncl_stable

This should work if you installed conda yourself.
But see item 3 below, please.

3. If conda was installed by a system administrator,
you may not have permission to write in the system conda installation.
In this case, your ncl_stable environment may be somewhere in your home
directory,
probably under a hidden directory .conda or .python.
Search your home directory with "ls -a" to find it.
In this case look for the appropriate "env" subdirectory where ncl_stable
is located.
You may need to use the full path to activate ncl_stable, something like:

conda activate /your/private/path/to/conda/etc/ncl_stable

I hope this helps,
Gus Correa

On Sun, Apr 24, 2022 at 1:16 PM Adriana via ncl-talk <
ncl-talk at mailman.ucar.edu> wrote:

> Hi Deba
>
> When you used "conda create -n ncl_stable -c conda-forge ncl" you create
> a ncl_stable enviremmont....
> So you should activate this enviremmont like:
> conda activate ncl_stable
> and then:
> source activate ncl_stable
>
> Hope that works.
>
>
> Adriana
>
>
>
> Le 24/04/2022 13:32, Debasish Hazra via ncl-talk a écrit :
> > One quick question, I have installed NCL using conda. But everytime I
> > logout from the system, it does not recognise NCL anymore when I login
> > back. So I have again run these two commands before NCL works again.
> >
> > conda create -n ncl_stable -c conda-forge ncl
> >   source activate ncl_stable
> >
> > I tried using "source activate ncl_stable" after login back and it did
> > not work.
> >
> > Any help would be appreciated
> >
> > Thanks
> > Deba
> >
> > On Thu, Apr 14, 2022 at 3:06 PM Debasish Hazra
> > <debasish.hazra5 at gmail.com> wrote:
> >
> >> Hi Joseph,
> >> I do not have root access to install gfortran. I will try Conda one
> >> you have suggested.
> >>
> >> Thanks,
> >>
> >> Debasish.
> >>
> >> On Thu, Apr 14, 2022 at 11:25 AM Joseph Zambon <jbzambon at ncsu.edu>
> >> wrote:
> >>
> >> Debasish,
> >>
> >> Have you tried installing with Conda (miniconda/Anaconda)? It is
> >> much easier than any other option as it automatically installs all
> >> required libs and other dependencies. See the docs here...
> >>
> >> https://www.ncl.ucar.edu/Download/conda.shtml
> >>
> >> The error you’re getting suggests you haven’t installed gfortran
> >> (e.g. sudo apt-get install gfortran)
> >>
> >> -Joe
> >>
> >> Joseph B. Zambon, Ph.D.
> >> Research Assistant Professor
> >>
> >> Ocean Observing and Modeling Group
> >> Department of Marine, Earth and Atmospheric Sciences
> >> North Carolina State University
> >> Jordan Hall rm 4140
> >> 919.515.7928
> >> jbzambon at ncsu.edu
> >> www.joezambon.com [1]
> >>
> >> On Apr 14, 2022, at 11:16, Debasish Hazra via ncl-talk
> >> <ncl-talk at mailman.ucar.edu> wrote:
> >>
> >> Hi,
> >> I am trying to install NCL 6.6.2 and downloaded pre-complled
> >> ncl_ncarg-6.6.2-CentOS6.10_64bit_nodap_gnu447.tar.gz.
> >>
> >> But I am getting following error :
> >> ncl
> >> ncl: error while loading shared libraries: libgfortran.so.3: cannot
> >> open shared object file: No such file or directory
> >>
> >> uname -a
> >> Linux  (77d9d02) x86_64 x86_64 x86_64 GNU/Linux
> >>
> >> Any help is appreciated
> >>
> >> Thanks
> >> Debasish
> >> _______________________________________________
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> >
> >
> > Links:
> > ------
> > [1] http://www.joezambon.com
> > _______________________________________________
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>
> --
> Adriana Bossolasco
> LPC2E UMR 7328 (CNRS, Université d'Orléans)
> 3A avenue de la Recherche Scientifique
> 45071 Orléans Cedex 2 - FRANCE
> Tel  +33 (0)2 38 25 52 85
> e-mail: adriana.bossolasco at cnrs-orleans.fr
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