Coverage for docs_src / sql_databases / tutorial002_an_py310.py: 100%

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1from typing import Annotated 1abghcdef

2 

3from fastapi import Depends, FastAPI, HTTPException, Query 1abghcdef

4from sqlmodel import Field, Session, SQLModel, create_engine, select 1abghcdef

5 

6 

7class HeroBase(SQLModel): 1abghcdef

8 name: str = Field(index=True) 1abghcdef

9 age: int | None = Field(default=None, index=True) 1abghcdef

10 

11 

12class Hero(HeroBase, table=True): 1abghcdef

13 id: int | None = Field(default=None, primary_key=True) 1abghcdef

14 secret_name: str 1abcdef

15 

16 

17class HeroPublic(HeroBase): 1abghcdef

18 id: int 1abcdef

19 

20 

21class HeroCreate(HeroBase): 1abghcdef

22 secret_name: str 1abcdef

23 

24 

25class HeroUpdate(HeroBase): 1abghcdef

26 name: str | None = None 1abghcdef

27 age: int | None = None 1abghcdef

28 secret_name: str | None = None 1abghcdef

29 

30 

31sqlite_file_name = "database.db" 1abghcdef

32sqlite_url = f"sqlite:///{sqlite_file_name}" 1abghcdef

33 

34connect_args = {"check_same_thread": False} 1abghcdef

35engine = create_engine(sqlite_url, connect_args=connect_args) 1abghcdef

36 

37 

38def create_db_and_tables(): 1abghcdef

39 SQLModel.metadata.create_all(engine) 1abghcdef

40 

41 

42def get_session(): 1abghcdef

43 with Session(engine) as session: 1ijkl

44 yield session 1ijkl

45 

46 

47SessionDep = Annotated[Session, Depends(get_session)] 1abghcdef

48app = FastAPI() 1abghcdef

49 

50 

51@app.on_event("startup") 1abghcdef

52def on_startup(): 1abghcdef

53 create_db_and_tables() 1abghcdef

54 

55 

56@app.post("/heroes/", response_model=HeroPublic) 1abghcdef

57def create_hero(hero: HeroCreate, session: SessionDep): 1abghcdef

58 db_hero = Hero.model_validate(hero) 1ijkl

59 session.add(db_hero) 1ijkl

60 session.commit() 1ijkl

61 session.refresh(db_hero) 1ijkl

62 return db_hero 1ijkl

63 

64 

65@app.get("/heroes/", response_model=list[HeroPublic]) 1abghcdef

66def read_heroes( 1abghcdef

67 session: SessionDep, 

68 offset: int = 0, 

69 limit: Annotated[int, Query(le=100)] = 100, 

70): 

71 heroes = session.exec(select(Hero).offset(offset).limit(limit)).all() 1ijkl

72 return heroes 1ijkl

73 

74 

75@app.get("/heroes/{hero_id}", response_model=HeroPublic) 1abghcdef

76def read_hero(hero_id: int, session: SessionDep): 1abghcdef

77 hero = session.get(Hero, hero_id) 1ijkl

78 if not hero: 1ijkl

79 raise HTTPException(status_code=404, detail="Hero not found") 1ijkl

80 return hero 1ijkl

81 

82 

83@app.patch("/heroes/{hero_id}", response_model=HeroPublic) 1abghcdef

84def update_hero(hero_id: int, hero: HeroUpdate, session: SessionDep): 1abghcdef

85 hero_db = session.get(Hero, hero_id) 1ijkl

86 if not hero_db: 1ijkl

87 raise HTTPException(status_code=404, detail="Hero not found") 1ijkl

88 hero_data = hero.model_dump(exclude_unset=True) 1ijkl

89 hero_db.sqlmodel_update(hero_data) 1ijkl

90 session.add(hero_db) 1ijkl

91 session.commit() 1ijkl

92 session.refresh(hero_db) 1ijkl

93 return hero_db 1ijkl

94 

95 

96@app.delete("/heroes/{hero_id}") 1abghcdef

97def delete_hero(hero_id: int, session: SessionDep): 1abghcdef

98 hero = session.get(Hero, hero_id) 1ijkl

99 if not hero: 1ijkl

100 raise HTTPException(status_code=404, detail="Hero not found") 1ijkl

101 session.delete(hero) 1ijkl

102 session.commit() 1ijkl

103 return {"ok": True} 1ijkl