update_hero() — fastapi Function Reference

Architecture documentation for the update_hero() function in tutorial002_py310.py from the fastapi codebase.

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FastAPI→ Applications→ update_hero() — fastapi Function Reference

Dependency Diagram

graph TD
  49f9b789_55f6_479f_5c71_6d13729cd982["update_hero()"]
  7bc09ac4_0d8b_e939_5642_9fd3f47511cc["tutorial002_py310.py"]
  49f9b789_55f6_479f_5c71_6d13729cd982 -->|defined in| 7bc09ac4_0d8b_e939_5642_9fd3f47511cc
  style 49f9b789_55f6_479f_5c71_6d13729cd982 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

docs_src/sql_databases/tutorial002_py310.py lines 81–92

def update_hero(
    hero_id: int, hero: HeroUpdate, session: Session = Depends(get_session)
):
    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