def test_point_distance():
p1 = Point()
p2 = Point(2, 4)
assert p1.distance(p2) == 4.47213595499958
def test_point_distance_exception():
with pytest.raises(TypeError):
p1 = Point()
p1.distance(dir)
def test_distance():
p1 = Point()
p2 = Point(2.0, 4.0)
assert p1.distance(p2) == 3.1622776601683795