1 files changed, 18 insertions, 8 deletions
diff --git a/python/libxml.py b/python/libxml.py
index 4c9fe92..18cfad2 100644
--- a/python/libxml.py
+++ b/python/libxml.py
@@ -1,10 +1,20 @@
 import libxml2mod
 import types
+import sys
 
 # The root of all libxml2 errors.
 class libxmlError(Exception): pass
 
 #
+# id() is sometimes negative ...
+#
+def pos_id(o):
+    i = id(o)
+    if (i < 0):
+        return (sys.maxint - i)
+    return i
+
+#
 # Errors raised by the wrappers when some tree handling failed.
 #
 class treeError(libxmlError):
@@ -235,19 +245,19 @@ class xmlCore:
 
     def __eq__(self, other):
         if other == None:
-	    return False
+            return False
         ret = libxml2mod.compareNodesEqual(self._o, other._o)
-	if ret == None:
-	    return False
-	return ret == True
+        if ret == None:
+            return False
+        return ret == True
     def __ne__(self, other):
         if other == None:
-	    return True
+            return True
         ret = libxml2mod.compareNodesEqual(self._o, other._o)
-	return not ret
+        return not ret
     def __hash__(self):
-    	ret = libxml2mod.nodeHash(self._o)
-	return ret
+        ret = libxml2mod.nodeHash(self._o)
+        return ret
 
     def __str__(self):
         return self.serialize()