Make linter happy.

sage_validation/accounts/admin.py

+"""Admin configuration for the UserActivityLog model."""
 from django.contrib import admin
-from .models import UserActivityLog
+
+from sage_validation.accounts.models import UserActivityLog
+
 
 @admin.register(UserActivityLog)
 class UserActivityLogAdmin(admin.ModelAdmin):
+    """Admin configuration for the UserActivityLog model."""
+
     list_display = ("user", "action", "name", "input_file_hash", "output_file_hash", "timestamp")
     search_fields = ("user__username", "name", "action")
-    list_filter = ("action", "timestamp")
+    list_filter = ("action", "timestamp")
\ No newline at end of file

sage_validation/accounts/apps.py

+"""Django app configuration for the accounts' app."""
 from django.apps import AppConfig
 
 
 class AccountsConfig(AppConfig):
+    """App configuration for the accounts' app."""
+
     default_auto_field = "django.db.models.BigAutoField"
     name = "sage_validation.accounts"

sage_validation/accounts/models.py

+"""Models for the accounts app."""
 import hashlib
+from typing import ClassVar
 
 from django.contrib.auth.models import User
 from django.db import models
@@ -7,7 +9,7 @@ from django.db import models
 class UserActivityLog(models.Model):
     """Model to log user activities."""
 
-    ACTION_CHOICES = [
+    ACTION_CHOICES: ClassVar[list[tuple[str, str]]] = [
         ("upload", "Upload"),
         ("download", "Download"),
     ]
@@ -19,7 +21,8 @@ class UserActivityLog(models.Model):
     output_file_hash = models.CharField(max_length=64, blank=True, null=True)
     timestamp = models.DateTimeField(auto_now_add=True)
 
-    def __str__(self):
+    def __str__(self) -> str:
+        """Return a string representation of the UserActivityLog object."""
         return f"{self.user.username} - {self.action} - {self.name} ({self.timestamp})"
 
     @staticmethod
@@ -37,6 +40,7 @@ class UserActivityLog(models.Model):
             hasher.update(str(file_obj).encode("utf-8"))
 
         else:
-            raise TypeError("generate_file_hash() expected a file, BytesIO, string, or list.")
+            err = "generate_file_hash() expected a file, string, or list."
+            raise TypeError(err)
 
         return hasher.hexdigest()

sage_validation/accounts/views.py

-from django.shortcuts import render
-
-# Create your views here.
+"""Views for accounts app."""