pylint: upgrade to 1.4.0

third_party/logilab/astroid/mixins.py

Index: third_party/logilab/astroid/mixins.py
===================================================================
--- third_party/logilab/astroid/mixins.py	(revision 293207)
+++ third_party/logilab/astroid/mixins.py	(working copy)
@@ -18,6 +18,8 @@
 """This module contains some mixins for the different nodes.
 """
 
+from logilab.common.decorators import cachedproperty
+
 from astroid.exceptions import (AstroidBuildingException, InferenceError,
                                 NotFoundError)
 
@@ -24,11 +26,11 @@
 
 class BlockRangeMixIn(object):
     """override block range """
-    def set_line_info(self, lastchild):
-        self.fromlineno = self.lineno
-        self.tolineno = lastchild.tolineno
-        self.blockstart_tolineno = self._blockstart_toline()
 
+    @cachedproperty
+    def blockstart_tolineno(self):
+        return self.lineno
+
     def _elsed_block_range(self, lineno, orelse, last=None):
         """handle block line numbers range for try/finally, for, if and while
         statements
@@ -105,7 +107,7 @@
             return mymodule.import_module(modname, level=level)
         except AstroidBuildingException:
             raise InferenceError(modname)
-        except SyntaxError, ex:
+        except SyntaxError as ex:
             raise InferenceError(str(ex))
 
     def real_name(self, asname):