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# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import re
import portage
def is_valid_package_atom(x):
if "/" not in x:
alphanum = re.search(r'\w', x)
if alphanum:
x = x[:alphanum.start()] + "cat/" + x[alphanum.start():]
return portage.isvalidatom(x, allow_blockers=False)
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