+ small speedup, remove the redundant call to explode_short_ip_string

git-svn-id: https://ipaddr-py.googlecode.com/svn/trunk@200 09200d28-7f98-11dd-ad27-0f66e57d2035

1 files changed, 3 insertions, 4 deletions

diff --git a/ipaddr.py b/ipaddr.py
index 0e35858..dff40d3 100644
--- a/ipaddr.py
+++ b/ipaddr.py
@@ -1758,10 +1758,9 @@ class _BaseV6(object):
         Note:
             This doesn't try to verify that the address is a teredo address
         """
-        server_bits = self._explode_shorthand_ip_string().split(':')[2:4]
-        client_bits = self._explode_shorthand_ip_string().split(':')[6:]
-        return (IPv4Address(int(''.join(server_bits), 16)),
-                IPv4Address(int(''.join(client_bits), 16) ^ 0xFFFFFFFF))
+        bits = self._explode_shorthand_ip_string().split(':')
+        return (IPv4Address(int(''.join(bits[2:4]), 16)),
+                IPv4Address(int(''.join(bits[6:]), 16) ^ 0xFFFFFFFF))
 
 
 class IPv6Address(_BaseV6, _BaseIP):