dh_auto_install
dh_auto_install --sourcedirectory bindings/python
cd bindings/python && $(python3_all) setup.py install --install-layout=deb --root=$(CURDIR)/debian/tmp
+ $(MAKE) -C contrib/notmuch-mutt DESTDIR=$(CURDIR)/debian/tmp install
dh_auto_install --sourcedirectory bindings/ruby