diff --git a/viewer/management/commands/makethumbnails.py b/viewer/management/commands/makethumbnails.py
index d024847..847aa33 100644
--- a/viewer/management/commands/makethumbnails.py
+++ b/viewer/management/commands/makethumbnails.py
@@ -1,9 +1,5 @@
-# Standard library imports.
-from pathlib import Path
-
 # External library imports.
 import filetype
-from PIL import Image
 
 # Django imports.
 from django.core.management.base import BaseCommand
@@ -16,6 +12,7 @@ from viewer.utils import make_thumbnail
 # Command subclass.                                                                       #
 ###########################################################################################
 
+
 class Command(BaseCommand):
     """
     Assorted data fix and clean up commands for the Meters module.
@@ -25,7 +22,7 @@ class Command(BaseCommand):
         """
         Goes through the GALLERY_ROOT directory recursively and creates a new thumbnail
         for each image that does not have a corresponding file (same name) in the THUMBNAILS_ROOT
-        directory. 
+        directory.
         """
 
         # Make a thumbnail for each file in the current directory.
@@ -40,5 +37,5 @@ class Command(BaseCommand):
         try:
             self._make_missing_thumbnails(settings.GALLERY_ROOT)
 
-        except KeyboardInterrupt as e:
+        except KeyboardInterrupt:
             self.stderr.write(self.style.ERROR('\nInterrupted'))
diff --git a/viewer/urls.py b/viewer/urls.py
index 8b70a8c..dbf9907 100644
--- a/viewer/urls.py
+++ b/viewer/urls.py
@@ -1,6 +1,5 @@
 # Django imports
-from django.urls                    import path
-from django.contrib.auth.decorators import login_required
+from django.urls import path
 
 # Module imports
 from .views import (
@@ -11,6 +10,7 @@ from .views import (
 # URL Patterns.                                                                           #
 ###########################################################################################
 
+
 urlpatterns = [
     # Views.
     path('',             gallery_view, name = 'gallery_view_root'),
diff --git a/viewer/utils.py b/viewer/utils.py
index 40c6cdc..bafe2ad 100644
--- a/viewer/utils.py
+++ b/viewer/utils.py
@@ -17,6 +17,7 @@ THUMB_SIZE = (128, 128)
 # Helper functions.                                                                       #
 ###########################################################################################
 
+
 def make_thumbnail(image):
     """
     Creates a thumbnail in the corresponding THUMBNAILS_ROOT directory for the given image.
@@ -34,5 +35,5 @@ def make_thumbnail(image):
                 with Image.open(str(image)) as pilimg:
                     pilimg.thumbnail(THUMB_SIZE)
                     pilimg.save(str(thumb_path))
-            except:
+            except Exception:
                 pass
diff --git a/viewer/views.py b/viewer/views.py
index 2f4e19b..8faee89 100644
--- a/viewer/views.py
+++ b/viewer/views.py
@@ -10,9 +10,6 @@ from django.http                    import HttpResponseNotFound
 from django.conf                    import settings
 from django.utils.http              import urlencode
 from django.contrib.auth.decorators import login_required
-from django.contrib.auth            import (authenticate,
-                                            login,
-                                            logout)
 from django.shortcuts               import (render,
                                             redirect)
 
@@ -31,6 +28,7 @@ IMAGES_PER_PAGE = CELLS_PER_ROW * ROWS_PER_PAGE
 # Helper functions.                                                                       #
 ###########################################################################################
 
+
 def do_recursive_search(start_path, query):
     """
     Gets all images and sub-directories inside the start_path whose name matches the given query,
@@ -57,10 +55,12 @@ def do_recursive_search(start_path, query):
 # View functions.                                                                         #
 ###########################################################################################
 
+
 @login_required
 def index(request):
     return redirect('gallery_view_root')
 
+
 @login_required
 def gallery_view(request, path = None):
     """
@@ -80,7 +80,7 @@ def gallery_view(request, path = None):
             for c in range(cells):
                 try:
                     row.append(lst[i + c])
-                except:
+                except Exception:
                     pass
             rows.append(row)
             i += cells