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EPYGRAM tool (February 2020)
Published on 10 February 2020
by Patricia

The epygram library package is a set of Python classes and functions designed to handle meteorological fields in Python, as well as interfacing their storage in various usual (or not) data formats.

The purpose of the library is to provide user-friendly interfaces to formats of data resources (…)

Published on 12 February 2019
by Karim Yessad

Sommaire Abstract RESUME Contents

This documentation gives an overview of the IO (file reading and writing) done in the most usual configurations. This is not a technical documentation about IO but rather a documentation describing entries to IO routines. It is not a (…)

ARPEGE/ALADIN/AROME IO : technical aspects (cycle 39t1, May 2013)
Published on 23 May 2013
by Patricia

This document by Philippe Marguinaud describes the IO subsystem of ARPEGE/ALADIN/AROME for cycle 39t1. Only historic data IO is covered here, with a few words on Fullpos IO.

Contents : Organization of the code Field descriptors IO buffers Extracting/loading fields MFIOOPTS Code cleaning (…)

ODB documentation
Published on 24 January 2013

An internal (IFS/ARPEGE/LAM) documentation of ODB has been written by the ECMWF (contact at ECMWF : Anne Fouilloux) and is available on the "partners part" of the aladin website (

FA API package (Mar 2010)
Published on 30 March 2010
by Patricia

The FA API is a higher level application programming interface providing an easy access to FA file format.

The fa_api is a wrapper library that integrates several IFS/Arpege auxiliary libraries (fa, lfi, eggx, etc.) and provides unified and easy to use interface for manipulating FA files. The (…)