test fix for flake8

Author: johnbradley

ddsc/core/tests/test_download.py

@@ -229,7 +229,6 @@ def test_run(self, mock_time, mock_file_download_state, mock_print, mock_os, moc
 
     @patch('ddsc.core.download.multiprocessing')
     def test_download_files(self, mock_multiprocessing):
-        mock_pool = mock_multiprocessing.Pool.return_value.__enter__.return_value
         project_file_downloader = ProjectFileDownloader(self.config, self.dest_directory, self.project,
                                                         path_filter=None)
         project_file_downloader.show_progress_bar = Mock()