yet another list comprehension question

Chris Rebert clp2 at
Sat May 2 22:21:47 EDT 2009

On Sat, May 2, 2009 at 7:13 PM, Ross <ross.jett at> wrote:
> I'm trying to set up a simple filter using a list comprehension. If I
> have a list of tuples, a = [(1,2), (3,4), (5,None), (6,7), (8, None)]
> and I wanted to filter out all tuples containing None, I would like to
> get the new list b = [(1,2), (3,4),(6,7)].

b = [tup for tup in a if None not in tup]


More information about the Python-list mailing list