Random file for playing with ast

gistfile1.py

def f3(x):
    return 3*x

def f4(x):
    return 4*x

def f2a(x):
    return 2*f3(x)

def f2b(x):
    return 2*x + 1 + f4(x)

def f(x):
    return f2a(x) + f2b(x)

x = 1

for i in range(10):
    new_x = f(x)

    print "{0} -> {1}".format(x, new_x)

    x = new_x

print "{0} -> {1}".format(x, new_x)