revbump dev-python/caldav to latest version.
Also add the correct dependencies
(Portage version: 2.2.20/hg/Linux x86_64, unsigned Manifest commit)
# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
EAPI=3
inherit distutils python
DESCRIPTION="munkres algorithm for the Assignment Problem"
HOMEPAGE="http://software.clapper.org/munkres"
SRC_URI="http://pypi.python.org/packages/source/m/${PN}/${P}.tar.gz"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64"
IUSE=""
PYTHON_DEPEND="2:5"