pylint: upgrade to 1.4.1

third_party/logilab/astroid/raw_building.py

 # copyright 2003-2013 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
 # contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
 #
 # This file is part of astroid.
 #
 # astroid 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.
 #
@@ skipping 314 matching lines @@
             else:
                 attach_import_node(node, modname, name)
             return True
         return False
 
 
 ### astroid bootstrapping ######################################################
 Astroid_BUILDER = InspectBuilder()
 
 _CONST_PROXY = {}
-def astroid_bootstrapping():
+def _astroid_bootstrapping(astroid_builtin=None):
     """astroid boot strapping the builtins module"""
     # this boot strapping is necessary since we need the Const nodes to
     # inspect_build builtins, and then we can proxy Const
-    from logilab.common.compat import builtins
-    astroid_builtin = Astroid_BUILDER.inspect_build(builtins)
+    if astroid_builtin is None:
+        from logilab.common.compat import builtins
+        astroid_builtin = Astroid_BUILDER.inspect_build(builtins)
+
     for cls, node_cls in CONST_CLS.items():
         if cls is type(None):
             proxy = build_class('NoneType')
             proxy.parent = astroid_builtin
         else:
             proxy = astroid_builtin.getattr(cls.__name__)[0]
         if cls in (dict, list, set, tuple):
             node_cls._proxied = proxy
         else:
             _CONST_PROXY[cls] = proxy
 
-astroid_bootstrapping()
+_astroid_bootstrapping()
 
 # TODO : find a nicer way to handle this situation;
 # However __proxied introduced an
 # infinite recursion (see https://bugs.launchpad.net/pylint/+bug/456870)
 def _set_proxied(const):
     return _CONST_PROXY[const.value.__class__]
 Const._proxied = property(_set_proxied)
 
 from types import GeneratorType
 Generator._proxied = Class(GeneratorType.__name__, GeneratorType.__doc__)
 Astroid_BUILDER.object_build(Generator._proxied, GeneratorType)