def test_compose_threearg(self):
append_exclamation_point = (functools.partial(func.flip(operator.add), "!"))
make_hello = func.compose(str, self.add_to_hello, append_exclamation_point)
self.assertEqual(make_hello(1), "Hello, 1!")
def test_flip(self):
def myfunc(a, b):
return (a, b)
result = func.flip(myfunc)(1, 2)
self.assertEqual(result, (2, 1))
def test_flip_with_more_args(self):
def myfunc(a, b, c):
return a, b, c
result = func.flip(myfunc)(1, 2, 3)
self.assertEqual(result, (2, 1, 3))