#! /bin/sh

set -e

remove_bytecode()
{
    pkg=$1
    dpkg -L $1 \
	| awk '/\.py$/ {print $0"c\n" $0"o"}' \
	| xargs -r rm -f >&2
}

case "$1" in
    remove)
	pc=$(dpkg-query -f '${db:Status-Abbrev} ${binary:Package}\n' -W libpython2.7-stdlib \
            | grep -v '^.n' | wc -l)
	if [ "$pc" -le 1 ]; then
            remove_bytecode libpython2.7-stdlib:amd64
	fi
        ;;
    upgrade)
	remove_bytecode libpython2.7-stdlib:amd64
        # byte compilation in python2.7 postinst, strict dependency
        ;;
    deconfigure)
        ;;
    failed-upgrade)
        ;;
    *)
        echo "prerm called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac