fix pylint errors

backend/src/users/service.py

@@ -1,9 +1,8 @@
-from sqlmodel import Session, select
-
-import src.models as models
 import src.messages as messages
-
 import src.users.exceptions as exceptions
+from sqlmodel import Session, select
+from src import models
+
 
 def get_all(
     session: Session,
@@ -17,11 +16,15 @@ def get_all(
         statement = statement.where(models.User.email.in_(emails))
     return session.exec(statement.order_by(models.User.name)).all()
 
+
 def get_one(session: Session, user_id: int) -> models.UserPublic:
     return session.get(models.User, user_id)
 
-def get_or_create_roles(session: Session, role_names: list[str]) -> list[models.ContractType]:
-    statement = select(models.ContractType).where(models.ContractType.name.in_(role_names))
+
+def get_or_create_roles(session: Session,
+                        role_names: list[str]) -> list[models.ContractType]:
+    statement = select(models.ContractType).where(
+        models.ContractType.name.in_(role_names))
     existing = session.exec(statement).all()
     existing_roles = {role.name for role in existing}
     missing_role = set(role_names) - existing_roles
@@ -37,8 +40,11 @@ def get_or_create_roles(session: Session, role_names: list[str]) -> list[models.
         session.refresh(role)
     return existing + new_roles
 
+
 def get_or_create_user(session: Session, user_create: models.UserCreate):
-    statement = select(models.User).where(models.User.email == user_create.email)
+    statement = select(
+        models.User).where(
+        models.User.email == user_create.email)
     user = session.exec(statement).first()
     if user:
         user_role_names = [r.name for r in user.roles]
@@ -48,13 +54,17 @@ def get_or_create_user(session: Session, user_create: models.UserCreate):
     user = create_one(session, user_create)
     return user
 
+
 def get_roles(session: Session):
     statement = select(models.ContractType)
     return session.exec(statement.order_by(models.ContractType.name)).all()
 
+
 def create_one(session: Session, user: models.UserCreate) -> models.UserPublic:
     if user is None:
-        raise exceptions.UserCreateError(messages.Messages.invalid_input('user', 'input cannot be None'))
+        raise exceptions.UserCreateError(
+            messages.Messages.invalid_input(
+                'user', 'input cannot be None'))
     new_user = models.User(
         name=user.name,
         email=user.email
@@ -68,9 +78,15 @@ def create_one(session: Session, user: models.UserCreate) -> models.UserPublic:
     session.refresh(new_user)
     return new_user
 
-def update_one(session: Session, id: int, user: models.UserCreate) -> models.UserPublic:
+
+def update_one(
+        session: Session,
+        id: int,
+        user: models.UserCreate) -> models.UserPublic:
     if user is None:
-        raise exceptions.UserCreateError(messages.s.invalid_input('user', 'input cannot be None'))
+        raise exceptions.UserCreateError(
+            messages.s.invalid_input(
+                'user', 'input cannot be None'))
     statement = select(models.User).where(models.User.id == id)
     result = session.exec(statement)
     new_user = result.first()
@@ -86,6 +102,7 @@ def update_one(session: Session, id: int, user: models.UserCreate) -> models.Use
     session.refresh(new_user)
     return new_user
 
+
 def delete_one(session: Session, id: int) -> models.UserPublic:
     statement = select(models.User).where(models.User.id == id)
     result = session.exec(statement)
@@ -95,4 +112,4 @@ def delete_one(session: Session, id: int) -> models.UserPublic:
     result = models.UserPublic.model_validate(user)
     session.delete(user)
     session.commit()
-    return result
+    return result