(rigbits)lscott@qdi:~/dev/rigbits$ cat foobar.py

class FooBar(object):

    derp = 0
    baz = 0

    def __init__(self):
        FooBar.derp += 1
        self.baz += 1
        print 'DERP', FooBar.derp, self.baz


f1 = FooBar()
f2 = FooBar()
f3 = FooBar()
f4 = FooBar()
(rigbits)lscott@qdi:~/dev/rigbits$ python foobar.py
DERP 1 1
DERP 2 1
DERP 3 1
DERP 4 1