transform a list of lists in a lit of strtings???

[jubafre at brturbo.com]

I have a list of lists like this:

labels=[['D1'], ['D2'], ['D3']]

and i want to transform ia a list of strings

labels2==[ 'D1' ,  'D2' ,  'D3' ] <<<<<<<----------- how i can get it????

	
Juliano Freitas
www.gebrasil.hpg.com.br