The PyRAF Tutorial

PyRAF, based on the Python scripting language, is a command language for IRAF that can be used in place of the existing IRAF CL. This document provides a tutorial introduction to the PyRAF system, showing how it can be used to run IRAF tasks. It describes how to run IRAF tasks using either the familiar IRAF syntax or Python syntax. It also describes PyRAF's graphical parameter editor and the graphics system.