_inst = Random() seed = _inst.seed random = _inst.random uniform = _inst.uniform randint = _inst.randint def shuffle(L): for i in range(len(L)): j = randint(i, len(L) - 1) L[i], L[j] = L[j], L[i] def choice(L): return L[randint(0, len(L) - 1)]