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	<title>Creating and using conda environment - Revision history</title>
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	<updated>2026-04-25T18:33:56Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://hpcguide.tau.ac.il/index.php?title=Creating_and_using_conda_environment&amp;diff=1526&amp;oldid=prev</id>
		<title>Dvory: Created page with &quot;In order to use conda or mamba, please load module miniconda/miniconda3-4.7.12-environmentally, using command: &lt;pre&gt; module load miniconda/miniconda3-4.7.12-environmentally &lt;/...&quot;</title>
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		<updated>2025-09-11T08:01:55Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;In order to use conda or mamba, please load module miniconda/miniconda3-4.7.12-environmentally, using command: &amp;lt;pre&amp;gt; module load miniconda/miniconda3-4.7.12-environmentally &amp;lt;/...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;In order to use conda or mamba, please load module miniconda/miniconda3-4.7.12-environmentally, using command:&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
module load miniconda/miniconda3-4.7.12-environmentally&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
Or&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
module load mamba/mamba-1.5.8&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
To see all available environment you may type the below command. Maybe there is already an environment for what you need&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda env list&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
And to load an environment, please perform:&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda activate &amp;lt;module path&amp;gt;/envs/&amp;lt;MODULENAME&amp;gt;&lt;br /&gt;
&amp;lt;/pre&amp;gt; &lt;br /&gt;
E.g.:&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda activate /powerapps/share/centos7/miniconda/miniconda3-4.7.12-environmentally/envs/jupyter&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
 &lt;br /&gt;
If you would like to have your own environment within this conda, and to be able to install there something, please perform the following right after loading the environmentally module:&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda create --prefix &amp;lt;path in your space&amp;gt;&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
E.g.&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda create --prefix /a/home/cc/staff/dvory/envs/new_env&lt;br /&gt;
&amp;lt;/pre&amp;gt; &lt;br /&gt;
Then activate it with &lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda activate /a/home/cc/staff/dvory/envs/new_env&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
To install something in your conda environment&lt;br /&gt;
&lt;br /&gt;
First, need to make sure that your cache is defined in a writable path, e.g. your home directory. So the following needs to be defined:&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
export CONDA_PKGS_DIRS=$HOME/.conda/pkgs&lt;br /&gt;
export CONDA_ENVS_DIRS=$HOME/.conda/envs&lt;br /&gt;
export MAMBA_ROOT_PREFIX=$HOME/.mamba&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Then you may install whatever you need&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda install &amp;lt;module&amp;gt;&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
To deactivate an environment:&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
conda deactivate&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
To unload a module:&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
module unload &amp;lt;module name&amp;gt;&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;/div&gt;</summary>
		<author><name>Dvory</name></author>
	</entry>
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