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-rw-r--r--xml_helper.py40
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diff --git a/xml_helper.py b/xml_helper.py
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+# -*- Mode: python; coding: utf-8; indent-tabs-mode: nil -*- */
+#
+# This file is part of systemd.
+#
+# Copyright 2012-2013 Zbigniew Jędrzejewski-Szmek
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+#
+# systemd is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with systemd; If not, see <http://www.gnu.org/licenses/>.
+
+try:
+ from lxml import etree as tree
+
+ class CustomResolver(tree.Resolver):
+ def resolve(self, url, id, context):
+ if 'custom-entities.ent' in url:
+ return self.resolve_filename('man/custom-entities.ent', context)
+
+ _parser = tree.XMLParser()
+ _parser.resolvers.add(CustomResolver())
+ xml_parse = lambda page: tree.parse(page, _parser)
+ xml_print = lambda xml: tree.tostring(xml, pretty_print=True)
+except ImportError:
+ import xml.etree.ElementTree as tree
+ import re as _re
+ import io as _io
+
+ def xml_parse(page):
+ s = _re.sub(b'&[a-zA-Z0-9_]+;', b'', open(page, 'rb').read())
+ return tree.parse(_io.BytesIO(s))
+ xml_print = tree.tostring