postrm is in python3.4-minimal 3.4.0-2ubuntu1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 | #! /bin/sh
set -e
if [ "$1" = "remove" ]; then
if [ -f /var/lib/python/python3.4_installed ]; then
rm -f /var/lib/python/python3.4_installed
rmdir --ignore-fail-on-non-empty /var/lib/python 2>/dev/null
fi
rmdir --parents /usr/local/lib/python3.4 2>/dev/null || true
fi
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