As per Tim's commit at...

As per Tim's commit at http://svn.zope.org/ZODB/trunk/README.txt?rev=39824&r1=38707&r2=39824 , we now require Python 2.4.2.

setup.py

@@ -48,8 +48,8 @@ from distutils.command.install_lib import install_lib
 from distutils.command.build_py import build_py
 from distutils.util import convert_path
 
-if sys.version_info < (2, 3, 4):
-    print "ZODB 3.3 requires Python 2.3.4 or higher"
+if sys.version_info < (2, 4, 2):
+    print "ZODB 3.3 requires Python 2.4.2 or higher"
     sys.exit(0)
 
 # Include directories for C extensions