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The rest of this chapter will provide a brief introduction into how to turn on and use the feature in the framework.

 

Configuring psana to use external modules

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These recipes won't cover all possible data access scenarios. But we hope they will give a reader an idea where to look further.

Using Modules with Interactive psana

Non-interactive-psana modules (both python and C++) can also be included in an interactive-psana job.  For this mode of operation, the interactive-psana script looks like the "last" module in chain.  One specifies the modules to use by creating a .cfg file (identical to the non-interactive-psana .cfg file) and specifying it with a line similar to the following before the dataset definition line:

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The essential functionality which is not implemented in psana

Data exchange between external psana modules and Python code

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