diff --git a/workers/securityworker/__init__.py b/workers/securityworker/__init__.py
index a101f6795..8c2bc44a7 100644
--- a/workers/securityworker/__init__.py
+++ b/workers/securityworker/__init__.py
@@ -10,6 +10,7 @@ logger = logging.getLogger(__name__)
 unscanned_images_gauge = prometheus.create_gauge('unscanned_images',
                                                  'Number of images that clair needs to scan.')
 
+
 def index_images(target_version, analyzer, token=None):
   """ Performs security indexing of all images in the database not scanned at the target version.
       If a token is provided, scanning will begin where the token indicates it previously completed.
diff --git a/workers/securityworker/models_interface.py b/workers/securityworker/models_interface.py
index 6d872ca4e..76295a427 100644
--- a/workers/securityworker/models_interface.py
+++ b/workers/securityworker/models_interface.py
@@ -3,6 +3,7 @@ from collections import namedtuple
 
 from six import add_metaclass
 
+
 class ScanToken(namedtuple('NextScanToken', ['min_id'])):
   """
   ScanToken represents an opaque token that can be passed between runs of the security worker
@@ -11,6 +12,7 @@ class ScanToken(namedtuple('NextScanToken', ['min_id'])):
   the token in any way.
   """
 
+
 @add_metaclass(ABCMeta)
 class SecurityWorkerDataInterface(object):
   """
diff --git a/workers/securityworker/models_pre_oci.py b/workers/securityworker/models_pre_oci.py
index a665cac17..0115be908 100644
--- a/workers/securityworker/models_pre_oci.py
+++ b/workers/securityworker/models_pre_oci.py
@@ -5,10 +5,8 @@ from data.model.image import (get_images_eligible_for_scan, get_image_pk_field,
                               get_max_id_for_sec_scan, get_min_id_for_sec_scan)
 from util.migrate.allocator import yield_random_entries
 
-from workers.securityworker.models_interface import (
-  ScanToken,
-  SecurityWorkerDataInterface
-)
+from workers.securityworker.models_interface import (ScanToken, SecurityWorkerDataInterface)
+
 
 class PreOCIModel(SecurityWorkerDataInterface):
   def candidates_to_scan(self, target_version, start_token=None):
@@ -34,7 +32,7 @@ class PreOCIModel(SecurityWorkerDataInterface):
       return (None, None)
 
     # 4^log10(total) gives us a scalable batch size into the billions.
-    batch_size = int(4 ** log10(max(10, max_id - min_id)))
+    batch_size = int(4**log10(max(10, max_id - min_id)))
 
     # TODO: Once we have a clean shared NamedTuple for Images, send that to the secscan analyzer
     # rather than the database Image itself.
@@ -43,8 +41,7 @@ class PreOCIModel(SecurityWorkerDataInterface):
       get_image_pk_field(),
       batch_size,
       max_id,
-      min_id,
-    )
+      min_id,)
 
     return (iterator, ScanToken(max_id + 1))
 
diff --git a/workers/securityworker/securityworker.py b/workers/securityworker/securityworker.py
index 732631e3a..1038e7a04 100644
--- a/workers/securityworker/securityworker.py
+++ b/workers/securityworker/securityworker.py
@@ -15,6 +15,7 @@ logger = logging.getLogger(__name__)
 
 DEFAULT_INDEXING_INTERVAL = 30
 
+
 class SecurityWorker(Worker):
   def __init__(self):
     super(SecurityWorker, self).__init__()
diff --git a/workers/securityworker/test/test_securityworker.py b/workers/securityworker/test/test_securityworker.py
index 4b52f8def..dfa9ff490 100644
--- a/workers/securityworker/test/test_securityworker.py
+++ b/workers/securityworker/test/test_securityworker.py
@@ -3,6 +3,7 @@ from mock import patch, Mock
 from test.fixtures import *
 from workers.securityworker import index_images
 
+
 def test_securityworker_realdb(initialized_db):
   mock_analyzer = Mock()
   assert index_images(1, mock_analyzer) is not None