7696: Clean imports in PySDK arvados.keep module.

diff --git a/sdk/python/arvados/keep.py b/sdk/python/arvados/keep.py
index 8ed86fd79e96144886744dba81786ef21ef12ae8..b3ccc3eb6315c47e03b73af36075e1a6f0e6b355 100644 (file)
--- a/sdk/python/arvados/keep.py
+++ b/sdk/python/arvados/keep.py
@@ -1,28 +1,15 @@
-import bz2
+import cStringIO
 import datetime
-import fcntl
-import functools
-import gflags
 import hashlib
-import json
 import logging
 import os
-import pprint
 import pycurl
 import Queue
 import re
 import socket
 import ssl
-import string
-import cStringIO
-import subprocess
-import sys
 import threading
-import time
 import timer
-import types
-import UserDict
-import zlib
 
 import arvados
 import arvados.config as config