2Qs

[bearophileHUGS at lycos.com]

SuperHik, for the second question there is builtin sum():

>>> values = 10.5, 5, -12
>>> sum(values)
3.5

Your if becomes:

if x>10 and y>10 and z>10 and sum(tritup(x,y,z)):
    print "OK"

Bye,
bearophile