Coverage for docs_src/tutorial/connect/select/tutorial005_py310.py: 100%

1from sqlmodel import Field, Session, SQLModel, create_engine, select 4 ctx1abcd

2 

3 

4class Team(SQLModel, table=True): 4 ctx1abcd

5 id: int | None = Field(default=None, primary_key=True) 4 ctx1abcd

6 name: str = Field(index=True) 4 ctx1abcd

7 headquarters: str 4 ctx1abcd

8 

9 

10class Hero(SQLModel, table=True): 4 ctx1abcd

11 id: int | None = Field(default=None, primary_key=True) 4 ctx1abcd

12 name: str = Field(index=True) 4 ctx1abcd

13 secret_name: str 4 ctx1abcd

14 age: int | None = Field(default=None, index=True) 4 ctx1abcd

15 

16 team_id: int | None = Field(default=None, foreign_key="team.id") 4 ctx1abcd

17 

18 

19sqlite_file_name = "database.db" 4 ctx1abcd

20sqlite_url = f"sqlite:///{sqlite_file_name}" 4 ctx1abcd

21 

22engine = create_engine(sqlite_url, echo=True) 4 ctx1abcd

23 

24 

25def create_db_and_tables(): 4 ctx1abcd

26 SQLModel.metadata.create_all(engine) 4 ctx1abcd

27 

28 

29def create_heroes(): 4 ctx1abcd

30 with Session(engine) as session: 4 ctx1abcd

31 team_preventers = Team(name="Preventers", headquarters="Sharp Tower") 4 ctx1abcd

32 team_z_force = Team(name="Z-Force", headquarters="Sister Margaret's Bar") 4 ctx1abcd

33 session.add(team_preventers) 4 ctx1abcd

34 session.add(team_z_force) 4 ctx1abcd

35 session.commit() 4 ctx1abcd

36 

37 hero_deadpond = Hero( 4 ctx1abcd

38 name="Deadpond", secret_name="Dive Wilson", team_id=team_z_force.id 

39 ) 

40 hero_rusty_man = Hero( 4 ctx1abcd

41 name="Rusty-Man", 

42 secret_name="Tommy Sharp", 

43 age=48, 

44 team_id=team_preventers.id, 

45 ) 

46 hero_spider_boy = Hero(name="Spider-Boy", secret_name="Pedro Parqueador") 4 ctx1abcd

47 session.add(hero_deadpond) 4 ctx1abcd

48 session.add(hero_rusty_man) 4 ctx1abcd

49 session.add(hero_spider_boy) 4 ctx1abcd

50 session.commit() 4 ctx1abcd

51 

52 session.refresh(hero_deadpond) 4 ctx1abcd

53 session.refresh(hero_rusty_man) 4 ctx1abcd

54 session.refresh(hero_spider_boy) 4 ctx1abcd

55 

56 print("Created hero:", hero_deadpond) 4 ctx1abcd

57 print("Created hero:", hero_rusty_man) 4 ctx1abcd

58 print("Created hero:", hero_spider_boy) 4 ctx1abcd

59 

60 

61def select_heroes(): 4 ctx1abcd

62 with Session(engine) as session: 4 ctx1abcd

63 statement = select(Hero, Team).join(Team).where(Team.name == "Preventers") 4 ctx1abcd

64 results = session.exec(statement) 4 ctx1abcd

65 for hero, team in results: 4 ctx1abcd

66 print("Preventer Hero:", hero, "Team:", team) 4 ctx1abcd

67 

68 

69def main(): 4 ctx1abcd

70 create_db_and_tables() 4 ctx1abcd

71 create_heroes() 4 ctx1abcd

72 select_heroes() 4 ctx1abcd

73 

74 

75if __name__ == "__main__": 4 ctx1abcd

76 main()