def testChunkifyMultiChars(self):
     self.assertListEqual(humanize.NaturalSortKey('aa11bb22cc33'),
                          ['aa', 11, 'bb', 22, 'cc', 33])
 def testChunkifyComplex(self):
     self.assertListEqual(humanize.NaturalSortKey('one 11 -- two 44'),
                          ['one ', 11, ' -- two ', 44])
 def testChunkifySingleChars(self):
     self.assertListEqual(humanize.NaturalSortKey('a1b2c3'),
                          ['a', 1, 'b', 2, 'c', 3])