Unused imports.

pymongo/helpers.py

@@ -15,7 +15,6 @@
 """Bits and pieces used by the driver that don't really fit elsewhere."""
 
 import collections
-import random
 import struct
 
 import bson
@@ -24,8 +23,7 @@ import pymongo
 from bson.binary import OLD_UUID_SUBTYPE
 from bson.py3compat import itervalues, string_type, iteritems
 from bson.son import SON
-from pymongo.errors import (AutoReconnect,
-                            CursorNotFound,
+from pymongo.errors import (CursorNotFound,
                             DuplicateKeyError,
                             OperationFailure,
                             ExecutionTimeout,

pymongo/mongo_client.py

@@ -38,9 +38,7 @@ import warnings
 
 from bson.py3compat import (integer_types,
                             string_type)
-from bson.son import SON
-from pymongo import (auth,
-                     common,
+from pymongo import (common,
                      database,
                      helpers,
                      message,

pymongo/read_preferences.py

@@ -14,13 +14,10 @@
 
 """Utilities for choosing which member of a replica set to read from."""
 
-import random
-
 from collections import Mapping, namedtuple
 
 from pymongo.errors import ConfigurationError
-from pymongo.server_selectors import (near_enough_server_selector,
-                                      near_member_with_tags_server_selector,
+from pymongo.server_selectors import (near_member_with_tags_server_selector,
                                       near_secondary_with_tags_server_selector,
                                       writable_server_selector)
 

pymongo/settings.py

@@ -16,7 +16,7 @@
 
 import threading
 
-from pymongo import common, monitor, pool
+from pymongo import monitor, pool
 from pymongo.topology_description import TOPOLOGY_TYPE
 from pymongo.pool import PoolOptions
 from pymongo.server_description import ServerDescription