update_hero() — fastapi Function Reference

Architecture documentation for the update_hero() function in tutorial002_an_py310.py from the fastapi codebase.

Function python FastAPI Routing

Entity Profile

FastAPI→ Routing→ update_hero() — fastapi Function Reference

Dependency Diagram

graph TD
  a799f8d8_433c_43a1_74e9_a9aac43794c0["update_hero()"]
  912f624b_462d_a11f_1865_05f241dc3619["tutorial002_an_py310.py"]
  a799f8d8_433c_43a1_74e9_a9aac43794c0 -->|defined in| 912f624b_462d_a11f_1865_05f241dc3619
  style a799f8d8_433c_43a1_74e9_a9aac43794c0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

docs_src/sql_databases/tutorial002_an_py310.py lines 84–93

def update_hero(hero_id: int, hero: HeroUpdate, session: SessionDep):
    hero_db = session.get(Hero, hero_id)
    if not hero_db:
        raise HTTPException(status_code=404, detail="Hero not found")
    hero_data = hero.model_dump(exclude_unset=True)
    hero_db.sqlmodel_update(hero_data)
    session.add(hero_db)
    session.commit()
    session.refresh(hero_db)
    return hero_db