PREFACE Documentation ===================== **P**\ rioritization and **R**\ anking of **E**\ xoplanets **F**\ or **A**\ stronomical **C**\ haracterization and **E**\ xploration (**PREFACE**) is a Python package containing an end-to-end pipeline for selection of promising exoplanet transmission spectroscopy observations based on their expected scientific return and observational feasibility. PREFACE combines telescope characteristics, target properties, observing windows, detector effects, airmass, and optional moonlight modelling to produce numerically ranked observing opportunities for transit follow-up campaigns. .. toctree:: :maxdepth: 2 :caption: Contents installation quickstart configuration outputs workflow utilities api