#!/bin/bash
#PBS -N ipython_testjob
#PBS -l walltime=0:02:00
#PBS -l nodes=2:ppn=4
#PBS -m bea -M behrmann@physik.fu-berlin.de

## set environment
export PATH=/opt/python2.7/bin/:${PATH}
export PYTHONPATH=/opt/python2.7/lib/python2.7/site-packages/

## go to the directory the user typed 'qsub' in
cd $PBS_O_WORKDIR

## start IPython cluster with eight engines using the mpi profile
## remember 8 (engines) = 2 (nodes) x 4 (processors)
ipcluster start -n 8 --profile=mpi &
## the engines are ready after 30s, we will give them an
## extra 10s as grace period
sleep 40
## run the script you want to run
## python can be used instead of ipython, but in case of errors
## ipython offers more valuable tracebacks
ipython ./test.py
## stop the IPython cluster again
ipcluster stop --profile=mpi