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# -*- coding: utf-8 -*-
#
# File: portato/eix/__init__.py
# This file is part of the Portato-Project, a graphical portage-frontend.
#
# Copyright (C) 2006-2009 René 'Necoro' Neumann
# This is free software. You may redistribute copies of it under the terms of
# the GNU General Public License version 2.
# There is NO WARRANTY, to the extent permitted by law.
#
# Written by René 'Necoro' Neumann <necoro@necoro.net>
from __future__ import absolute_import, with_statement
from . import parser
from . import exceptions as ex
from ..helper import debug
class EixReader(object):
supported_versions = (28,)
def __init__ (self, filename):
self.filename = filename
self.file = open(filename, "r")
try:
self.version = parser.number(self.file)
if self.version not in self.supported_versions:
raise ex.UnsupportedVersionError(self.version)
debug("Started EixReader for version %s.", self.version)
self.file.seek(0)
except:
self.close()
raise
def header (self):
return parser.header(self.file)
def close (self):
self.file.close()
debug("EixReader closed.")
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