Update of /cvsroot/python/python/dist/src/Lib/test In directory sc8-pr-cvs1:/tmp/cvs-serv1431/Lib/test Modified Files: test_itertools.py Log Message: Minor improvements to itertools.tee(): * tee object is no longer subclassable * independent iterators renamed to "itertools.tee_iterator" * fixed doc string typo and added entry in the module doc string Index: test_itertools.py =================================================================== RCS file: /cvsroot/python/python/dist/src/Lib/test/test_itertools.py,v retrieving revision 1.22 retrieving revision 1.23 diff -C2 -d -r1.22 -r1.23 *** test_itertools.py 24 Oct 2003 08:45:23 -0000 1.22 --- test_itertools.py 26 Oct 2003 14:25:56 -0000 1.23 *************** *** 244,247 **** --- 244,259 ---- self.assertRaises(TypeError, tee, [1,2], 'x') + try: + class A(tee): pass + except TypeError: + pass + else: + self.fail("tee constructor should not be subclassable") + + # tee_iterator should not be instantiable + a, b = tee(xrange(10)) + self.assertRaises(TypeError, type(a)) + self.assert_(a is iter(a)) # tee_iterator should support __iter__ + def test_StopIteration(self): self.assertRaises(StopIteration, izip().next)