Debian: postinst/prerm hooks for python bytecode

debian/python3-notcurses.postinst

@@ -0,0 +1,11 @@
+#!/bin/sh
+set -e
+
+# --------------------- copied from dh-python 4.20191017 ---------
+if which py3compile >/dev/null 2>&1; then
+  py3compile -p python3-notcurses 
+fi
+if which pypy3compile >/dev/null 2>&1; then
+  pypy3compile -p python3-notcurses  || true
+fi
+# --------------------- end material copied from dh-python -------

debian/python3-notcurses.prerm

@@ -0,0 +1,11 @@
+#!/bin/sh
+set -e
+
+# --------------------- copied from dh-python 4.20191017 ---------
+if which py3clean >/dev/null 2>&1; then
+  py3clean -p python3-notcurses.interface 
+else
+  dpkg -L python3-notcurses.interface | perl -ne 's,/([^/]*)\.py$,/__pycache__/\1.*, or next; unlink $_ or die $! foreach glob($_)'
+  find /usr/lib/python3/dist-packages/ -type d -name __pycache__ -empty -print0 | xargs --null --no-run-if-empty rmdir
+fi
+# --------------------- end material copied from dh-python -------