Get list of attributes from list of objects?
On Thu, Aug 3, 2017 at 3:21 AM, Ian Pilcher <arequipeno at gmail.com> wrote:
> Given a list of objects that all have a particular attribute, is there
> a simple way to get a list of those attributes?
> In other words:
> class Foo(object):
> def __init__(self, name):
> self.name = name
> foolist = [ Foo('a'), Foo('b'), Foo('c') ]
> namelist = 
> for foo in foolist:
> Is there a way to avoid the for loop and create 'namelist' with a single
You can't eliminate the loop, but you can compact it into a single
namelist = [foo.name for foo in foolist]
That's a "list comprehension", and is an elegant way to process a list
in various ways.