Fix more exception slicing.
diff --git a/Demo/pdist/cvslock.py b/Demo/pdist/cvslock.py
index a48c702..ffaa15e 100755
--- a/Demo/pdist/cvslock.py
+++ b/Demo/pdist/cvslock.py
@@ -131,7 +131,7 @@
                 return
             except os.error as msg:
                 self.lockdir = None
-                if msg[0] == EEXIST:
+                if msg.args[0] == EEXIST:
                     try:
                         st = os.stat(self.cvslck)
                     except os.error:
diff --git a/Demo/scripts/toaiff.py b/Demo/scripts/toaiff.py
index 5794859..0e9be23 100644
--- a/Demo/scripts/toaiff.py
+++ b/Demo/scripts/toaiff.py
@@ -89,8 +89,8 @@
             ftype = ftype[0] # All we're interested in
     except IOError as msg:
         if type(msg) == type(()) and len(msg) == 2 and \
-                type(msg[0]) == type(0) and type(msg[1]) == type(''):
-            msg = msg[1]
+                type(msg.args[0]) == type(0) and type(msg.args[1]) == type(''):
+            msg = msg.args[1]
         if type(msg) != type(''):
             msg = repr(msg)
         raise error(filename + ': ' + msg)