def test_simple_test_2():
assert (euclid([1, 2], [5, -1]) == approx(5))
def test_euclid():
p = [2, 3, -1]
q = [4, 1, -2]
dist = euclid(p, q)
assert (approx(dist) == 3)
def test_simple_test():
assert (euclid([1, 1], [1, 1]) == approx(0))
def test_euclid():
a = [0, 0, 0]
b = [4, 4, 4]
dist = euclid(a, b)
assert (math.sqrt(48.) == approx(dist))