Add pylint to depot_tools.

third_party/logilab/common/xmlutils.py

Index: third_party/logilab/common/xmlutils.py
diff --git a/third_party/logilab/common/xmlutils.py b/third_party/logilab/common/xmlutils.py
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index 0000000000000000000000000000000000000000..d383b9d5ef6820db9fbc72fcbdcd069a26381cf4
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+++ b/third_party/logilab/common/xmlutils.py
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+# -*- coding: utf-8 -*-
+# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
+#
+# This file is part of logilab-common.
+#
+# logilab-common 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.
+#
+# logilab-common 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 logilab-common.  If not, see <http://www.gnu.org/licenses/>.
+"""XML utilities.
+
+This module contains useful functions for parsing and using XML data. For the
+moment, there is only one function that can parse the data inside a processing
+instruction and return a Python dictionary.
+
+
+
+
+"""
+__docformat__ = "restructuredtext en"
+
+import re
+
+RE_DOUBLE_QUOTE = re.compile('([\w\-\.]+)="([^"]+)"')
+RE_SIMPLE_QUOTE = re.compile("([\w\-\.]+)='([^']+)'")
+
+def parse_pi_data(pi_data):
+    """
+    Utility function that parses the data contained in an XML
+    processing instruction and returns a dictionary of keywords and their
+    associated values (most of the time, the processing instructions contain
+    data like ``keyword="value"``, if a keyword is not associated to a value,
+    for example ``keyword``, it will be associated to ``None``).
+
+    :param pi_data: data contained in an XML processing instruction.
+    :type pi_data: unicode
+
+    :returns: Dictionary of the keywords (Unicode strings) associated to
+              their values (Unicode strings) as they were defined in the
+              data.
+    :rtype: dict
+    """
+    results = {}
+    for elt in pi_data.split():
+        if RE_DOUBLE_QUOTE.match(elt):
+            kwd, val = RE_DOUBLE_QUOTE.match(elt).groups()
+        elif RE_SIMPLE_QUOTE.match(elt):
+            kwd, val = RE_SIMPLE_QUOTE.match(elt).groups()
+        else:
+            kwd, val = elt, None
+        results[kwd] = val
+    return results