⬆️ Upgrade Python to 3.14 (#2352)

backend/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.10
+FROM python:3.14
 
 ENV PYTHONUNBUFFERED=1
 

backend/app/api/deps.py

@@ -18,7 +18,7 @@ reusable_oauth2 = OAuth2PasswordBearer(
 )
 
 
-def get_db() -> Generator[Session, None, None]:
+def get_db() -> Generator[Session]:
     with Session(engine) as session:
         yield session
 
@@ -33,7 +33,7 @@ def get_current_user(session: SessionDep, token: TokenDep) -> User:
             token, settings.SECRET_KEY, algorithms=[security.ALGORITHM]
         )
         token_data = TokenPayload(**payload)
-    except (InvalidTokenError, ValidationError):
+    except InvalidTokenError, ValidationError:
         raise HTTPException(
             status_code=status.HTTP_403_FORBIDDEN,
             detail="Could not validate credentials",

backend/app/core/config.py

@@ -1,6 +1,6 @@
 import secrets
 import warnings
-from typing import Annotated, Any, Literal
+from typing import Annotated, Any, Literal, Self
 
 from pydantic import (
     AnyUrl,
@@ -12,7 +12,6 @@ from pydantic import (
     model_validator,
 )
 from pydantic_settings import BaseSettings, SettingsConfigDict
-from typing_extensions import Self
 
 
 def parse_cors(v: Any) -> list[str] | str:

backend/app/core/security.py

@@ -1,4 +1,4 @@
-from datetime import datetime, timedelta, timezone
+from datetime import UTC, datetime, timedelta
 from typing import Any
 
 import jwt
@@ -20,7 +20,7 @@ ALGORITHM = "HS256"
 
 
 def create_access_token(subject: str | Any, expires_delta: timedelta) -> str:
-    expire = datetime.now(timezone.utc) + expires_delta
+    expire = datetime.now(UTC) + expires_delta
     to_encode = {"exp": expire, "sub": str(subject)}
     encoded_jwt = jwt.encode(to_encode, settings.SECRET_KEY, algorithm=ALGORITHM)
     return encoded_jwt

backend/app/models.py

@@ -1,5 +1,5 @@
 import uuid
-from datetime import datetime, timezone
+from datetime import UTC, datetime
 
 from pydantic import EmailStr
 from sqlalchemy import DateTime
@@ -7,7 +7,7 @@ from sqlmodel import Field, Relationship, SQLModel
 
 
 def get_datetime_utc() -> datetime:
-    return datetime.now(timezone.utc)
+    return datetime.now(UTC)
 
 
 # Shared properties
@@ -53,7 +53,7 @@ class User(UserBase, table=True):
         default_factory=get_datetime_utc,
         sa_type=DateTime(timezone=True),  # type: ignore
     )
-    items: list["Item"] = Relationship(back_populates="owner", cascade_delete=True)
+    items: list[Item] = Relationship(back_populates="owner", cascade_delete=True)
 
 
 # Properties to return via API, id is always required

backend/app/utils.py

@@ -1,6 +1,6 @@
 import logging
 from dataclasses import dataclass
-from datetime import datetime, timedelta, timezone
+from datetime import UTC, datetime, timedelta
 from pathlib import Path
 from typing import Any
 
@@ -102,7 +102,7 @@ def generate_new_account_email(
 
 def generate_password_reset_token(email: str) -> str:
     delta = timedelta(hours=settings.EMAIL_RESET_TOKEN_EXPIRE_HOURS)
-    now = datetime.now(timezone.utc)
+    now = datetime.now(UTC)
     expires = now + delta
     exp = expires.timestamp()
     encoded_jwt = jwt.encode(

backend/pyproject.toml

@@ -2,7 +2,7 @@
 name = "app"
 version = "0.1.0"
 description = ""
-requires-python = ">=3.10,<4.0"
+requires-python = ">=3.14,<4.0"
 dependencies = [
     "fastapi[standard]<1.0.0,>=0.114.2",
     "python-multipart<1.0.0,>=0.0.27",
@@ -40,7 +40,7 @@ strict = true
 exclude = ["venv", ".venv", "alembic"]
 
 [tool.ruff]
-target-version = "py310"
+target-version = "py314"
 exclude = ["alembic"]
 
 [tool.ruff.lint]

backend/tests/conftest.py

@@ -13,7 +13,7 @@ from tests.utils.utils import get_superuser_token_headers
 
 
 @pytest.fixture(scope="session", autouse=True)
-def db() -> Generator[Session, None, None]:
+def db() -> Generator[Session]:
     with Session(engine) as session:
         init_db(session)
         yield session
@@ -25,7 +25,7 @@ def db() -> Generator[Session, None, None]:
 
 
 @pytest.fixture(scope="module")
-def client() -> Generator[TestClient, None, None]:
+def client() -> Generator[TestClient]:
     with TestClient(app) as c:
         yield c