#
# SPDX-License-Identifier: Apache-2.0
-from __future__ import print_function
-from __future__ import absolute_import
-
-from builtins import str
-from builtins import range
import hashlib
-import mock
import os
import random
import shutil
import threading
import unittest
+from unittest import mock
+
import arvados
import arvados.cache
from . import run_test_server
-
def _random(n):
return bytearray(random.getrandbits(8) for _ in range(n))