Table of Contents

• Introduction
• General commands

Introduction

• LCG stands for LHC Computing Grid

• To setup the LCG software do:

  source /cvmfs/sft.cern.ch/lcg/views/<LCG Version>/<Architecture>/setup.(c)sh
  

  Example LCG command

  source /cvmfs/sft.cern.ch/lcg/views/LCG_100cuda/x86_64-centos7-gcc8-opt/setup.sh
  

• List of all available LCG environments can be find here: https://lcginfo.cern.ch
• Main info about LCG: https://lcgdocs.web.cern.ch/lcgdocs/lcgreleases/introduction/

General commands

1. Check available python versions:

    python3 /cvmfs/cms-lpc.opensciencegrid.org/FNALLPC/lpc-scripts/GetPythonVersions.py -s
    python3 /cvmfs/cms-lpc.opensciencegrid.org/FNALLPC/lpc-scripts/GetPythonVersions.py -g 3.9.6 -l 101