Remove and reorder unused imports across the project for cleaner and more consistent code structure

backend/app/crud/__init__.py

@@ -1,6 +1,6 @@
 # app/crud/__init__.py
-from .user import user
-from .session import session as session_crud
 from .organization import organization
+from .session import session as session_crud
+from .user import user
 
 __all__ = ["user", "session_crud", "organization"]

backend/app/crud/base.py

@@ -1,13 +1,15 @@
-from typing import Any, Dict, Generic, List, Optional, Type, TypeVar, Union, Tuple
-from datetime import datetime, timezone
-from fastapi.encoders import jsonable_encoder
-from pydantic import BaseModel
-from sqlalchemy.orm import Session
-from sqlalchemy.exc import IntegrityError, OperationalError, DataError
-from sqlalchemy import func, asc, desc
-from app.core.database import Base
 import logging
 import uuid
+from datetime import datetime, timezone
+from typing import Any, Dict, Generic, List, Optional, Type, TypeVar, Union, Tuple
+
+from fastapi.encoders import jsonable_encoder
+from pydantic import BaseModel
+from sqlalchemy import asc, desc
+from sqlalchemy.exc import IntegrityError, OperationalError, DataError
+from sqlalchemy.orm import Session
+
+from app.core.database import Base
 
 logger = logging.getLogger(__name__)
 

backend/app/crud/base_async.py

@@ -4,15 +4,15 @@ Async CRUD operations base class using SQLAlchemy 2.0 async patterns.
 
 Provides reusable create, read, update, and delete operations for all models.
 """
-from typing import Any, Dict, Generic, List, Optional, Type, TypeVar, Union, Tuple
 import logging
 import uuid
+from typing import Any, Dict, Generic, List, Optional, Type, TypeVar, Union, Tuple
 
 from fastapi.encoders import jsonable_encoder
 from pydantic import BaseModel
 from sqlalchemy import func, select
-from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.exc import IntegrityError, OperationalError, DataError
+from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Load
 
 from app.core.database_async import Base

backend/app/crud/organization.py

@@ -1,21 +1,20 @@
 # app/crud/organization.py
-from typing import Optional, List, Dict, Any, Union
+import logging
+from typing import Optional, List, Dict, Any
 from uuid import UUID
-from sqlalchemy.orm import Session
-from sqlalchemy.exc import IntegrityError
+
 from sqlalchemy import func, or_, and_
+from sqlalchemy.exc import IntegrityError
+from sqlalchemy.orm import Session
 
 from app.crud.base import CRUDBase
 from app.models.organization import Organization
-from app.models.user_organization import UserOrganization, OrganizationRole
 from app.models.user import User
+from app.models.user_organization import UserOrganization, OrganizationRole
 from app.schemas.organizations import (
     OrganizationCreate,
-    OrganizationUpdate,
-    UserOrganizationCreate,
-    UserOrganizationUpdate
+    OrganizationUpdate
 )
-import logging
 
 logger = logging.getLogger(__name__)
 

backend/app/crud/organization_async.py

@@ -1,20 +1,21 @@
 # app/crud/organization_async.py
 """Async CRUD operations for Organization model using SQLAlchemy 2.0 patterns."""
+import logging
 from typing import Optional, List, Dict, Any
 from uuid import UUID
-from sqlalchemy.ext.asyncio import AsyncSession
-from sqlalchemy.exc import IntegrityError
+
 from sqlalchemy import func, or_, and_, select
+from sqlalchemy.exc import IntegrityError
+from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.crud.base_async import CRUDBaseAsync
 from app.models.organization import Organization
-from app.models.user_organization import UserOrganization, OrganizationRole
 from app.models.user import User
+from app.models.user_organization import UserOrganization, OrganizationRole
 from app.schemas.organizations import (
     OrganizationCreate,
     OrganizationUpdate,
 )
-import logging
 
 logger = logging.getLogger(__name__)
 

backend/app/crud/session.py

@@ -1,12 +1,13 @@
 """
 CRUD operations for user sessions.
 """
+import logging
 from datetime import datetime, timezone, timedelta
 from typing import List, Optional
 from uuid import UUID
-from sqlalchemy.orm import Session
+
 from sqlalchemy import and_
-import logging
+from sqlalchemy.orm import Session
 
 from app.crud.base import CRUDBase
 from app.models.user_session import UserSession

backend/app/crud/user.py

@@ -1,13 +1,15 @@
 # app/crud/user.py
+import logging
 from typing import Optional, Union, Dict, Any, List, Tuple
-from sqlalchemy.orm import Session
-from sqlalchemy.exc import IntegrityError
+
 from sqlalchemy import or_, asc, desc
+from sqlalchemy.exc import IntegrityError
+from sqlalchemy.orm import Session
+
+from app.core.auth import get_password_hash
 from app.crud.base import CRUDBase
 from app.models.user import User
 from app.schemas.users import UserCreate, UserUpdate
-from app.core.auth import get_password_hash
-import logging
 
 logger = logging.getLogger(__name__)
 

backend/app/crud/user_async.py

@@ -1,16 +1,18 @@
 # app/crud/user_async.py
 """Async CRUD operations for User model using SQLAlchemy 2.0 patterns."""
+import logging
+from datetime import datetime, timezone
 from typing import Optional, Union, Dict, Any, List, Tuple
 from uuid import UUID
-from datetime import datetime, timezone
-from sqlalchemy.ext.asyncio import AsyncSession
-from sqlalchemy.exc import IntegrityError
+
 from sqlalchemy import or_, select, update
+from sqlalchemy.exc import IntegrityError
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.auth import get_password_hash_async
 from app.crud.base_async import CRUDBaseAsync
 from app.models.user import User
 from app.schemas.users import UserCreate, UserUpdate
-from app.core.auth import get_password_hash_async
-import logging
 
 logger = logging.getLogger(__name__)