diff --git a/examples/look/look/app.py b/examples/look/look/app.py
index c395c4446..7b591ce40 100644
--- a/examples/look/look/app.py
+++ b/examples/look/look/app.py
@@ -2,7 +2,9 @@
 
 import falcon
 
-from .images import Collection, ImageStore, Item
+from .images import Collection
+from .images import ImageStore
+from .images import Item
 
 
 def create_app(image_store):
@@ -16,4 +18,3 @@ def get_app():
     storage_path = os.environ.get('LOOK_STORAGE_PATH', '.')
     image_store = ImageStore(storage_path)
     return create_app(image_store)
-
diff --git a/examples/look/look/images.py b/examples/look/look/images.py
index 8d099d99f..8f2332fc2 100644
--- a/examples/look/look/images.py
+++ b/examples/look/look/images.py
@@ -1,11 +1,10 @@
 import io
+import json
 import mimetypes
 import os
 import re
 import uuid
 
-import json
-
 import falcon
 
 
@@ -14,13 +13,9 @@ def __init__(self, image_store):
         self._image_store = image_store
 
     def on_get(self, req, resp):
-        max_size = req.get_param_as_int("maxsize", min_value=1, default=-1)
+        max_size = req.get_param_as_int('maxsize', min_value=1, default=-1)
         images = self._image_store.list(max_size)
-        doc = {
-            'images': [
-                {'href': '/images/' + image} for image in images
-            ]
-        }
+        doc = {'images': [{'href': '/images/' + image} for image in images]}
 
         resp.text = json.dumps(doc, ensure_ascii=False)
         resp.status = falcon.HTTP_200
@@ -32,7 +27,6 @@ def on_post(self, req, resp):
 
 
 class Item:
-
     def __init__(self, image_store):
         self._image_store = image_store
 
@@ -82,7 +76,8 @@ def open(self, name):
 
     def list(self, max_size):
         images = [
-            image for image in os.listdir(self._storage_path)
+            image
+            for image in os.listdir(self._storage_path)
             if self._IMAGE_NAME_PATTERN.match(image)
             and (
                 max_size == -1
@@ -90,4 +85,3 @@ def list(self, max_size):
             )
         ]
         return images
-
diff --git a/examples/look/tests/test_app.py b/examples/look/tests/test_app.py
index 645969a1d..2202a8ee4 100644
--- a/examples/look/tests/test_app.py
+++ b/examples/look/tests/test_app.py
@@ -1,14 +1,13 @@
 import io
 import json
 import os
-import uuid
 from unittest import TestCase
 from unittest.mock import call
 from unittest.mock import MagicMock
 from unittest.mock import mock_open
+import uuid
 from wsgiref.validate import InputWrapper
 
-import msgpack
 import pytest
 
 import falcon
@@ -123,8 +122,8 @@ def test_listing_images():
     storage_path = '.'
     file_paths = [f'{storage_path}/{name}' for name in file_names]
     fake_images_bytes = [
-        b'fake-image-bytes', # 17
-        b'fake-image-bytes-with-more-length', # 34
+        b'fake-image-bytes',  # 17
+        b'fake-image-bytes-with-more-length',  # 34
     ]
     for i in range(2):
         with open(file_paths[i], 'wb') as image_file:
@@ -138,4 +137,3 @@ def test_listing_images():
 
     for file_path in file_paths:
         os.remove(file_path)
-