diff --git a/_generate.py b/_generate.py
index c22db50d..ced96b09 100644
--- a/_generate.py
+++ b/_generate.py
@@ -13,28 +13,28 @@
 import sys
 import time
 from collections import namedtuple
-from datetime import datetime, timezone, timedelta
+from datetime import datetime, timedelta, timezone
 from functools import cmp_to_key
 from math import ceil
 from pathlib import Path
 from timeit import default_timer as timer
-from typing import List, Dict, Optional
-from urllib.parse import urljoin, urlencode
+from typing import Dict, List, Optional
+from urllib.parse import urlencode, urljoin
 from xml.dom import minidom
 
 import humanize  # type: ignore
 import requests  # type: ignore
 from bleach import linkify
 
-from _opds import init_feed, simple_tag, extension_contenttype_map
-from _recipe_utils import sort_category, Recipe, is_windows
+from _opds import extension_contenttype_map, init_feed, simple_tag
+from _recipe_utils import Recipe, is_windows, sort_category
 from _recipes import (
-    recipes as default_recipes,
     categories_sort as default_categories_sort,
+    recipes as default_recipes,
 )
 from _recipes_custom import (
-    recipes as custom_recipes,
     categories_sort as custom_categories_sort,
+    recipes as custom_recipes,
 )
 from _utils import generate_cover, slugify
 
diff --git a/_opds.py b/_opds.py
index ba52a2d5..466b3894 100644
--- a/_opds.py
+++ b/_opds.py
@@ -5,7 +5,7 @@
 
 # Helpers to generate opds xml - extremely minimal
 from datetime import datetime
-from typing import Optional, Dict
+from typing import Dict, Optional
 from xml.dom import minidom
 
 extension_contenttype_map = {
diff --git a/_recipe_utils.py b/_recipe_utils.py
index fc3fe1ea..3f9ae8cc 100644
--- a/_recipe_utils.py
+++ b/_recipe_utils.py
@@ -5,8 +5,8 @@
 import sys
 from calendar import monthrange
 from dataclasses import dataclass, field
-from datetime import datetime, timezone, timedelta
-from typing import List, Union, Callable, Dict
+from datetime import datetime, timedelta, timezone
+from typing import Callable, Dict, List, Union
 
 # adapted from calibre.constants.iswindows
 _plat = sys.platform.lower()
diff --git a/_recipes.py b/_recipes.py
index 8f11204f..657e8ae7 100644
--- a/_recipes.py
+++ b/_recipes.py
@@ -13,13 +13,13 @@
 from typing import List
 
 from _recipe_utils import (
-    Recipe,
     CoverOptions,
-    onlyon_days,
-    onlyat_hours,
-    onlyon_weekdays,
+    Recipe,
     first_n_days_of_month,
     last_n_days_of_month,
+    onlyat_hours,
+    onlyon_days,
+    onlyon_weekdays,
 )
 
 # Only mobi work as periodicals on the Kindle
diff --git a/_utils.py b/_utils.py
index c89533a4..525b94d7 100644
--- a/_utils.py
+++ b/_utils.py
@@ -9,7 +9,7 @@
 import textwrap
 import unicodedata
 from pathlib import Path
-from typing import Tuple, Optional
+from typing import Optional, Tuple
 
 import requests
 from PIL import Image, ImageDraw, ImageFont  # type: ignore