def test__given_diff_face_images__when_scanned__then_returns_diff_embeddings(scanner_cls):
scanner: FaceScanner = get_scanner(scanner_cls)
img1 = IMG_DIR / '007_B.jpg'
img2 = IMG_DIR / '009_C.jpg'
emb1 = first_and_only(scanner.scan(img1)).embedding
emb2 = first_and_only(scanner.scan(img2)).embedding
assert not embeddings_are_equal(emb1, emb2, DIFFERENCE_THRESHOLD[scanner_cls])
def test__given_diff_face_images__when_scanned__then_returns_diff_embeddings(
scanner_cls):
scanner: FaceScanner = scanner_cls()
img1 = read_img(IMG_DIR / PERSON_B.img_names[0])
img2 = read_img(IMG_DIR / PERSON_C.img_names[0])
emb1 = first_and_only(scanner.scan(img1)).embedding
emb2 = first_and_only(scanner.scan(img2)).embedding
assert not embeddings_are_equal(emb1, emb2, scanner.difference_threshold)
def test__size_of_embeddings(scanner_cls):
scanner: FaceScanner = scanner_cls()
img = read_img(IMG_DIR / PERSON_B.img_names[0])
emb = first_and_only(scanner.scan(img)).embedding
assert len(emb) == 512