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Clone an Environment

Code Block
[salexan5@mblog2 ~]$ conda create --help
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options:
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  --clone ENV           Create a new environment as a copy of an existing local environment.
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Example

Code Block
[salexan5@mblog2 software]$ conda create -p py_env2 --clone py_env
Retrieving notices: ...working... done
Source:      /home/salexan5<username>/.conda/envs/py_env
Destination: /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2
Packages: 39
Files: 1
...
#
# To activate this environment, use
#     $ conda activate /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2
Expand
titleFull Details:
Code Block
[salexan5@mblog2 software]$ pwd
/project/arcc<project-name>/salexan5<username>/software
[salexan5@mblog2 software]$ ls
slim_env_4.2.2

[salexan5@mblog2 software]$ conda create -p py_env2 --clone py_env
Retrieving notices: ...working... done
Source:      /home/salexan5<username>/.conda/envs/py_env
Destination: /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2
Packages: 39
Files: 1

Downloading and Extracting Packages:


Downloading and Extracting Packages:

Preparing transaction: done
Verifying transaction: done
Executing transaction: done
#
# To activate this environment, use
#
#     $ conda activate /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2
#
# To deactivate an active environment, use
#
#     $ conda deactivate


[salexan5@mblog2 software]$ ls
py_env2  slim_env_4.2.2

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Note

Notice how you need to activate/use this cloned environment:

Code Block
[salexan5@mblog2 ~]$ cat ~/.conda/environments.txt
/home/salexan5<username>/.conda/envs/py_env
/project/arcc<project-name>/salexan5<username>/conda/envs/r_env
/cluster/medbow/project/arcc<project-name>/salexan5<username>/software/slim_env_4.2.2
/cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2


[salexan5@mblog2 ~]$ conda info --env
# conda environments:
#
base                     /apps/u/opt/linux/miniconda3/24.3.0
                         /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2
                         /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/slim_env_4.2.2
py_env                   /home/salexan5<username>/.conda/envs/py_env
r_env                    /project/arcc<project-name>/salexan5<username>/conda/envs/r_env
Info

Need to define the full path to activate.

Code Block
[salexan5@mblog2 ~]$ conda activate /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2
(/cluster/medbow/project/arcc<project-name>/salexan5<username>/software/py_env2) [salexan5@mblog2 ~]$ 

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Export an Environment

Code Block
[salexan5@mblog2 ~]$ conda activate r_env
(r_env) [salexan5@mblog2 ~]$ conda env export > r_env.yml
(r_env) [salexan5@mblog2 ~]$ conda deactivate

[salexan5@mblog2 ~]$ cat r_env.yml
name: r_env
channels:
  - conda-forge
  - defaults
dependencies:
  - _libgcc_mutex=0.1=main
...
  - zstd=1.5.5=hc292b87_2
prefix: /project/arcc<project-name>/salexan5<username>/conda/envs/r_env

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Conda env command

Code Block
[salexan5@mblog2 ~]$ conda env --help
usage: conda env [-h] command ...

positional arguments:
  command
    config    Configure a conda environment.
    create    Create an environment based on an environment definition file.
    export    Export a given environment
    list      List the Conda environments.
    remove    Remove an environment.
    update    Update the current environment based on environment file.

options:
  -h, --help  Show this help message and exit.

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Import an Environment

Code Block
[salexan5@mblog2 software]$ cd /project/<project-name>/<username>/software/
[]$ conda env create -p r_env2 --file r_env.yml
...
#
# To activate this environment, use
#
#     $ conda activate /cluster/medbow/project/arcc<project-name>/salexan5<username>/software/r_env2
...

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