# composed_example.py

from function_composition import compose

def plus_2(x):
    return x + 2

def times_3(x):
    return 3 * x

print(compose(times_3, plus_2)(1))
print(compose(times_3, plus_2)(2))
print(compose(times_3, plus_2)(3))
print(map(compose(times_3, plus_2), [1, 2, 3]))


$ python composed_example.py
9
12
15
[9, 12, 15]