Tycho Andersen <ty...@tycho.ws> wrote: >On Sat, May 8, 2010 at 3:41 PM, Oltmans <rolf.oltm...@gmail.com> wrote: >> Hi, I've a list that looks like following >> >> a = [ [1,2,3,4], [5,6,7,8] ] >> >> Currently, I'm iterating through it like >> >> for i in [k for k in a]: >> for a in i: >> print a >> >> but I was wondering if there is a shorter, more elegant way to do it? > >How about itertools? In python 2.6: > >>>> a = [ [1,2,3,4], [5,6,7,8] ] >>>> from itertools import chain >>>> for i in chain(*a): >... print i >... >1 >2 >3 >4 >5 >6 >7 >8
Why not this way? >>> a = [[1,2,3,4], [5,6,7,8]] >>> for i in a: ... for j in i: ... print(j) ... 1 2 3 4 5 6 7 8 Too simple? Best regards, Günther -- http://mail.python.org/mailman/listinfo/python-list
