cse_func()
{
	host='username@hostname'
	if [ "$1" == 'push' ] ; then
		location=$2
		files=`echo "$@" | cut -d' ' -f3-`
		scp $files $host:"$location"
	elif [ "$1" == 'pull' ]; then
		if [ $# -gt 3 ]; then
			echo "$0: to pull multiple files, write \{remote-file1,remote-file2,...\}"
		else
			restofcommand=`echo "$@" | cut -d' ' -f2-`
			scp $host:$restofcommand
		fi
	else
		if [ $# -gt 0 ]; then
			echo "$0: unknown action $1"
		else
			ssh $host
		fi
	fi
	return 0
}
alias cse=cse_func