fixing DQ issues

app/api/v1/stats.py

@@ -1,21 +1,26 @@
-import logging
-from datetime import datetime
-from typing import List, Optional
+# app/api/v1/stats.py
+"""Summary description ....
 
-from fastapi import APIRouter, BackgroundTasks, Depends, HTTPException, Query
-from sqlalchemy import func
+This module provides classes and functions for:
+- ....
+- ....
+- ....
+"""
+
+import logging
+from typing import List
+
+from fastapi import APIRouter, Depends, HTTPException
 from sqlalchemy.orm import Session
 
 from app.api.deps import get_current_user
 from app.core.database import get_db
 from app.services.stats_service import stats_service
-from app.tasks.background_tasks import process_marketplace_import
-from middleware.decorators import rate_limit
-from models.api_models import (MarketplaceImportJobResponse,
-                               MarketplaceImportRequest,
-                               MarketplaceStatsResponse, StatsResponse)
-from models.database_models import (MarketplaceImportJob, Product, Shop, Stock,
-                                    User)
+from models.api_models import (
+    MarketplaceStatsResponse,
+    StatsResponse,
+)
+from models.database_models import User
 
 router = APIRouter()
 logger = logging.getLogger(__name__)
@@ -26,7 +31,7 @@ logger = logging.getLogger(__name__)
 def get_stats(
     db: Session = Depends(get_db), current_user: User = Depends(get_current_user)
 ):
-    """Get comprehensive statistics with marketplace data (Protected)"""
+    """Get comprehensive statistics with marketplace data (Protected)."""
     try:
         stats_data = stats_service.get_comprehensive_stats(db=db)
 
@@ -48,7 +53,7 @@ def get_stats(
 def get_marketplace_stats(
     db: Session = Depends(get_db), current_user: User = Depends(get_current_user)
 ):
-    """Get statistics broken down by marketplace (Protected)"""
+    """Get statistics broken down by marketplace (Protected)."""
     try:
         marketplace_stats = stats_service.get_marketplace_breakdown_stats(db=db)