Fix some lint issues

Author: adamtheturtle

src/vws/query.py

@@ -9,8 +9,6 @@
 import requests
 from urllib3.filepost import encode_multipart_formdata
 
-from vws.exceptions import MaxNumResultsOutOfRange
-
 from ._authorization import authorization_header, rfc_1123_date
 from ._result_codes import raise_for_result_code
 

tests/test_exceptions.py

@@ -12,7 +12,7 @@
 from PIL import Image
 from requests import codes
 
-from vws import CloudRecoService, VWS
+from vws import VWS, CloudRecoService
 from vws.exceptions import (
     AuthenticationFailure,
     BadImage,

tests/test_query.py

@@ -4,15 +4,13 @@
 
 import io
 import uuid
-from requests import codes
 
 import pytest
-
 from mock_vws import MockVWS
 from mock_vws.database import VuforiaDatabase
 
 from vws import VWS, CloudRecoService
-from vws.exceptions import AuthenticationFailure, MaxNumResultsOutOfRange
+from vws.exceptions import MaxNumResultsOutOfRange
 
 
 class TestQuery: