python二元表达式

wide=1
new_w = 299 if not wide else 28
print(new_w)
new_w = 299 if  wide>0 else 28
print(new_w)

a,b=1,2
max = a if a > b else b

wide=0

new_w = 299 if  wide>0 else 'sdf' if wide==0 else 28
print(new_w)

val = float(raw_input('Age: '))
print 'You should be', ('working','retired')[val>65]