Sometimes it is useful to install python packages that are not part of psana-python.  We have two recommended ways of doing this.  Both of these should be done from the "pslogin" machines since they have internet access and the currently supported version of the operating system (RHEL7).

Virtualenv

A python virtualenv can be used to install python packages locally in your user account.  Some instructions are here.  It is available as a tool within psana, and is compatible with psana-python.  Execute this command to create a new virtual environment (after setting up the psana psana environment):

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