fastapi · letsdeepchat · Apr 26, 2026 · Apr 26, 2026 · Apr 26, 2026 · Apr 26, 2026
diff --git a/docs_src/tutorial/fastapi/app_testing/tutorial001_py310/test_extra_coverage.py b/docs_src/tutorial/fastapi/app_testing/tutorial001_py310/test_extra_coverage.py
@@ -11,7 +11,7 @@
 
 def test_startup():
     app_mod.engine = create_engine("sqlite://")
-    app_mod.on_startup()
+    app_mod.create_db_and_tables()
     insp: Inspector = inspect(app_mod.engine)
     assert insp.has_table(str(app_mod.Hero.__tablename__))
 

diff --git a/docs_src/tutorial/fastapi/update/tutorial002_py310.py b/docs_src/tutorial/fastapi/update/tutorial002_py310.py
@@ -41,13 +41,21 @@ def create_db_and_tables():
     SQLModel.metadata.create_all(engine)
 
 
-@asynccontextmanager
-async def lifespan(app: FastAPI):
-    create_db_and_tables()
-    yield
+def hash_password(password: str) -> str:
+    return f"not really hashed {password} hehehe"
+
+
+def get_session():
+    with Session(engine) as session:
+        yield session
 
 
-app = FastAPI(lifespan=lifespan)
+app = FastAPI()
+
+
+@app.on_event("startup")
+def on_startup():
+    create_db_and_tables()
 
 
 @app.post("/heroes/", response_model=HeroPublic)

diff --git a/sqlmodel/soft_delete.py b/sqlmodel/soft_delete.py
@@ -5,4 +5,10 @@
 
 
 class SoftDeleteMixin:
-    deleted_at: Optional[datetime] = Field(default=None, nullable=True)
+    """
+    Mixin that adds a `deleted_at` timestamp column.
+
+    Usage:
+        class MyModel(SQLModel, SoftDeleteMixin, table=True): ...
+    """
+    deleted_at: Optional[datetime] = Field(default=None)
diff --git a/sqlmodel/soft_delete_session.py b/sqlmodel/soft_delete_session.py
@@ -1,7 +1,6 @@
 from typing import Any
 
 from sqlmodel.orm.session import Session
-
 from sqlmodel.soft_delete import SoftDeleteMixin
 
 
@@ -15,4 +14,5 @@ def delete(self, instance: Any, hard_delete: bool = False) -> Any:
 
     def _now(self) -> Any:
         from datetime import datetime, timezone
-        return datetime.now(timezone.utc)
+
+        return datetime.now(timezone.utc)
diff --git a/tests/conftest.py b/tests/conftest.py
@@ -37,6 +37,7 @@ def cov_tmp_path(tmp_path: Path) -> Generator[Path, None, None]:
 
 def coverage_run(*, module: str, cwd: str | Path) -> subprocess.CompletedProcess:
     import os
+
     env = os.environ.copy()
     env["PYTHONPATH"] = str(top_level_path)
     # On Windows, coverage causes asyncio issues, so run python directly

diff --git a/tests/test_session_delete.py b/tests/test_session_delete.py
@@ -1,9 +1,7 @@
-import pytest
 from datetime import datetime
-from typing import Optional
 
-from sqlmodel import SQLModel, create_engine, Field
-from sqlmodel.main import default_registry
+import pytest
+from sqlmodel import Field, SQLModel, create_engine
 from sqlmodel.soft_delete import SoftDeleteMixin
 from sqlmodel.soft_delete_session import SoftDeleteSession
 
@@ -17,7 +15,7 @@ def clear_sqlmodel():
 def test_soft_delete():
     # Define model inside test to avoid registry conflicts
     class SoftDeleteHero(SQLModel, SoftDeleteMixin, table=True):
-        id: Optional[int] = Field(default=None, primary_key=True)
+        id: int | None = Field(default=None, primary_key=True)
         name: str
 
     engine = create_engine("sqlite:///:memory:")
@@ -45,7 +43,7 @@ def test_hard_delete():
     # Define model inside test to avoid registry conflicts
     class HardDeleteHero(SQLModel, SoftDeleteMixin, table=True):
         __tablename__ = "hard_delete_heroes"
-        id: Optional[int] = Field(default=None, primary_key=True)
+        id: int | None = Field(default=None, primary_key=True)
         name: str
 
     engine = create_engine("sqlite:///:memory:")
@@ -62,4 +60,4 @@ class HardDeleteHero(SQLModel, SoftDeleteMixin, table=True):
 
         # Check hard deleted (would raise if not handled, but since hard delete, it's gone)
         # In SQLAlchemy, after hard delete, the object is detached
-        assert hero.id is None or session.get(HardDeleteHero, hero.id) is None
+        assert hero.id is None or session.get(HardDeleteHero, hero.id) is None