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# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import gc
import portage
from portage.util.listdir import dircache
def clear_caches(trees):
for d in trees.values():
d["porttree"].dbapi.melt()
d["porttree"].dbapi._aux_cache.clear()
d["bintree"].dbapi._aux_cache.clear()
d["bintree"].dbapi._clear_cache()
d["vartree"].dbapi.linkmap._clear_cache()
dircache.clear()
gc.collect()
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