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# Copyright(c) 2010, Gentoo Foundation
#
# Licensed under the GNU General Public License, v2 or higher
"""Provides access to Portage sets api"""
__docformat__ = "epytext"
import portage
try:
# Per commit 25d8427b3b29cbcee97279186983dae818495f8f in portage,
# portage.sets is renamed to portage._sets.
import portage._sets
_sets_available = True
SETPREFIX = portage._sets.SETPREFIX
except ImportError:
_sets_available = False
SETPREFIX = "@"
from gentoolkit import errors
from gentoolkit.atom import Atom
_set_config = None
def _init_set_config():
global _set_config
if _set_config is None:
_set_config = portage._sets.load_default_config(
portage.settings, portage.db[portage.root]
)
def get_available_sets():
"""Returns all available sets."""
if _sets_available:
_init_set_config()
return _set_config.getSets()
return {}
def get_set_atoms(setname):
"""Return atoms belonging to the given set
@type setname: string
@param setname: Name of the set
@rtype list
@return: List of atoms in the given set
"""
if _sets_available:
_init_set_config()
try:
return {Atom(str(x)) for x in _set_config.getSetAtoms(setname)}
except portage._sets.PackageSetNotFound:
raise errors.GentoolkitSetNotFound(setname)
raise errors.GentoolkitSetNotFound(setname)
# vim: set ts=4 sw=4 tw=79:
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