diff -r 7bfa83772d90 -r e47d63351891 server/session.py
--- a/server/session.py	Fri Jul 31 23:39:50 2009 +0200
+++ b/server/session.py	Fri Jul 31 23:44:16 2009 +0200
@@ -40,8 +40,6 @@
         description.append(term.get_type(solution, args))
     return description
 
-from rql import stmts
-assert hasattr(stmts.Union, 'get_variable_variables'), "You need RQL > 0.18.3"
 
 class Session(RequestSessionMixIn):
     """tie session id, user, connections pool and other session data all