Fix typing

Author: NoahStapp

test/asynchronous/test_examples.py

@@ -27,6 +27,7 @@
 from test.utils import async_wait_until
 
 import pymongo
+from pymongo.asynchronous.helpers import anext
 from pymongo.errors import ConnectionFailure, OperationFailure
 from pymongo.read_concern import ReadConcern
 from pymongo.read_preferences import ReadPreference

test/test_examples.py

@@ -31,6 +31,7 @@
 from pymongo.read_concern import ReadConcern
 from pymongo.read_preferences import ReadPreference
 from pymongo.server_api import ServerApi
+from pymongo.synchronous.helpers import next
 from pymongo.write_concern import WriteConcern
 
 _IS_SYNC = True