sort list doesnt work, key=str still doesnt work

[notnorwegian at yahoo.se]

>>> x
[',', ',', 'CHAPTER', 'Emma', 'I', 'I', 'VOLUME', 'Woodhouse',
'clever', 'handsome']
>>> x=sorted([',', ',', 'CHAPTER', 'Emma', 'I', 'I', 'VOLUME', 'Woodhouse', 'clever', 'handsome'], key=str)
>>> x
[',', ',', 'CHAPTER', 'Emma', 'I', 'I', 'VOLUME', 'Woodhouse',
'clever', 'handsome']
>>>

what do i need to do?