def foobar(x):
    x = 2
    print x##|
    if x:
        print x
    else:
        z = x + x + x + x
    
    func(x)
    x.foo()
    while x:
        x += x

    print x

##r

def foobar(x):
    p = 2
    print p
    if p:
        print p
    else:
        z = p + p + p + p
    
    func(p)
    p.foo()
    while p:
        p += p

    print p