M.-A. Lemburg <mal@lemburg.com>:

Added another test for string formatting (the one that
produced the core dump now fixed in unicodeobject.c).

Lib/test/test_unicode.py

@@ -263,6 +263,12 @@ assert '...%(foo)s...' % {u'foo':u"abc",'def':123} ==  u'...abc...'
 assert '...%(foo)s...' % {u'foo':u"abc",u'def':123} == u'...abc...'
 assert '...%s...%s...%s...%s...' % (1,2,3,u"abc") == u'...1...2...3...abc...'
 assert '...%s...' % u"abc" == u'...abc...'
+try:
+    '...%s......' % u"abc"
+except ValueError:
+    pass
+else:
+    raise AssertionError, "'...%s......' % u'abc' failed to raise an exception"
 print 'done.'
 
 # Test builtin codecs