@@ -64,7 +64,6 @@ class Config(object):

     guess_mime_type = False

     mime_type = ""

     enable_multipart = True

-    multipart_num_threads = 4

     multipart_chunk_size_mb = 15    # MB

     # List of checks to be performed for 'sync'

     sync_checks = ['size', 'md5']   # 'weak-timestamp'

@@ -745,7 +745,6 @@ class S3(object):

         upload = MultiPartUpload(self, file, uri)

         upload_id = upload.initiate_multipart_upload()

-        num_threads = self.config.multipart_num_threads

         chunk_size = self.config.multipart_chunk_size_mb * 1024 * 1024

         upload.upload_all_parts()