-#!/usr/bin/env python
+#!/usr/bin/env python3
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
import sys
from arvados.commands.get import main
-sys.exit(main(sys.argv[1:], sys.stdout, sys.stderr))
+sys.exit(main(sys.argv[1:]))