--- gmPG2.py.orig	2007-06-09 19:39:10.000000000 +0200
+++ gmPG2.py	2007-10-19 23:26:36.000000000 +0200
@@ -798,8 +798,12 @@
 psycopg2.extensions.register_type(psycopg2.extensions.UNICODE)
 psycopg2.extensions.register_type(psycopg2._psycopg.UNICODEARRAY)
 
-# properly adapt *tuples* into (a, b, c, ...) in "... IN ..." queries
-psycopg2.extensions.register_adapter(tuple, psycopg2.extras.SQL_IN)
+try:
+	# properly adapt *tuples* into (a, b, c, ...) in "... IN ..." queries
+	psycopg2.extensions.register_adapter(tuple, psycopg2.extras.SQL_IN)
+except AttributeError:
+	# only needed in psycopg2 < 0.2.6
+	pass
 
 # do NOT adapt *lists* to "... IN (*) ..." syntax because we want
 # them adapted to "... ARRAY()..." so we can support PG arrays