Checking if a variable is a dictionary

[Bruno Desthuilliers]

Jeffrey Seifried a écrit :
(snip)
> if type(a)==type({}):
>     print 'a is a dictionary'

This instanciates a dict, call type() on it, and discard the dict - 
which is useless since the dict type is a builtin. Also, when you want 
to test identity, use an identity test.

if type(a) is dict:
    print "blah blah blah"