On Aug 16, 5:43 pm, [EMAIL PROTECTED] (Lawrence Oluyede) wrote:
> beginner <[EMAIL PROTECTED]> wrote:
> > I'd like to do the following in more succint code:
>
> > if k in b:
> > a=b[k]
> > else:
> > a={}
> > b[k]=a
>
> b.setdefault(k, a)
>
> --
> Lawrence, oluyede.org - neropercaso.it
> "It is difficult to get a man to understand
> something when his salary depends on not
> understanding it" - Upton Sinclair
I am afraid it is not the same. b.setdefault(k, {}) will always create
an empty dict, even if k is in b, as demonstrated in the below code.
b={}
def f(i):
print "I am evaluated %d" % i
return i
b.setdefault('A', f(1))
b.setdefault('A', f(2))
b
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