diff --git a/bookwyrm/apps.py b/bookwyrm/apps.py
index c30b7c8f7..c2dfd4b81 100644
--- a/bookwyrm/apps.py
+++ b/bookwyrm/apps.py
@@ -1,3 +1,4 @@
+"""Do further startup configuration and initialization"""
 import os
 import urllib
 import logging
@@ -10,15 +11,18 @@ logger = logging.getLogger(__name__)
 
 
 def download_file(url, destination):
+    """Downloads a file to the given path"""
     try:
-        stream = urllib.request.urlopen(url)
-        with open(destination, "b+w") as f:
-            f.write(stream.read())
+        with urllib.request.urlopen(url) as stream:
+            with open(destination, "b+w") as outfile:
+                outfile.write(stream.read())
     except (urllib.error.HTTPError, urllib.error.URLError):
         logger.error("Failed to download file %s", url)
 
 
 class BookwyrmConfig(AppConfig):
+    """Handles additional configuration"""
+
     name = "bookwyrm"
     verbose_name = "BookWyrm"
 
diff --git a/bookwyrm/preview_images.py b/bookwyrm/preview_images.py
index 325742d72..891c8b6da 100644
--- a/bookwyrm/preview_images.py
+++ b/bookwyrm/preview_images.py
@@ -4,7 +4,6 @@ import os
 import textwrap
 from io import BytesIO
 from uuid import uuid4
-import urllib
 import logging
 
 import colorsys
@@ -36,6 +35,7 @@ inner_img_width = math.floor(inner_img_height * 0.7)
 
 
 def get_imagefont(name, size):
+    """Loads an ImageFont based on config"""
     try:
         config = settings.FONTS[name]
         path = os.path.join(settings.FONT_DIR, config["directory"], config["filename"])
@@ -49,6 +49,7 @@ def get_imagefont(name, size):
 
 
 def get_font(weight, size=28):
+    """Gets a custom font with the given weight and size"""
     font = get_imagefont(DEFAULT_FONT, size)
 
     try:
diff --git a/bookwyrm/settings.py b/bookwyrm/settings.py
index 75987ae9b..591a3b3b3 100644
--- a/bookwyrm/settings.py
+++ b/bookwyrm/settings.py
@@ -50,6 +50,7 @@ PREVIEW_DEFAULT_COVER_COLOR = env.str("PREVIEW_DEFAULT_COVER_COLOR", "#002549")
 PREVIEW_DEFAULT_FONT = env.str("PREVIEW_DEFAULT_FONT", "Source Han Sans")
 
 FONTS = {
+    # pylint: disable=line-too-long
     "Source Han Sans": {
         "directory": "source_han_sans",
         "filename": "SourceHanSans-VF.ttf.ttc",