Coverage for docs_src / tutorial / connect / select / tutorial002_py310.py: 100%

1from sqlmodel import Field, Session, SQLModel, create_engine, select 9 ctx1jklmnopqr

2 

3 

4class Team(SQLModel, table=True): 9 ctx1jklmnopqr

5 id: int | None = Field(default=None, primary_key=True) 9 ctx1jklmnopqr

6 name: str = Field(index=True) 9 ctx1jklmnopqr

7 headquarters: str 9 ctx1jklmnopqr

8 

9 

10class Hero(SQLModel, table=True): 9 ctx1jklmnopqr

11 id: int | None = Field(default=None, primary_key=True) 9 ctx1jklmnopqr

12 name: str = Field(index=True) 9 ctx1jklmnopqr

13 secret_name: str 9 ctx1jklmnopqr

14 age: int | None = Field(default=None, index=True) 9 ctx1jklmnopqr

15 

16 team_id: int | None = Field(default=None, foreign_key="team.id") 9 ctx1jklmnopqr

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18 

19sqlite_file_name = "database.db" 9 ctx1jklmnopqr

20sqlite_url = f"sqlite:///{sqlite_file_name}" 9 ctx1jklmnopqr

21 

22engine = create_engine(sqlite_url, echo=True) 9 ctx1jklmnopqr

23 

24 

25def create_db_and_tables(): 9 ctx1jklmnopqr

26 SQLModel.metadata.create_all(engine) 9 ctx1abcdefghi

27 

28 

29def create_heroes(): 9 ctx1jklmnopqr

30 with Session(engine) as session: 9 ctx1abcdefghi

31 team_preventers = Team(name="Preventers", headquarters="Sharp Tower") 9 ctx1abcdefghi

32 team_z_force = Team(name="Z-Force", headquarters="Sister Margaret's Bar") 9 ctx1abcdefghi

33 session.add(team_preventers) 9 ctx1abcdefghi

34 session.add(team_z_force) 9 ctx1abcdefghi

35 session.commit() 9 ctx1abcdefghi

36 

37 hero_deadpond = Hero( 9 ctx1abcdefghi

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

39 ) 

40 hero_rusty_man = Hero( 9 ctx1abcdefghi

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") 9 ctx1abcdefghi

47 session.add(hero_deadpond) 9 ctx1abcdefghi

48 session.add(hero_rusty_man) 9 ctx1abcdefghi

49 session.add(hero_spider_boy) 9 ctx1abcdefghi

50 session.commit() 9 ctx1abcdefghi

51 

52 session.refresh(hero_deadpond) 9 ctx1abcdefghi

53 session.refresh(hero_rusty_man) 9 ctx1abcdefghi

54 session.refresh(hero_spider_boy) 9 ctx1abcdefghi

55 

56 print("Created hero:", hero_deadpond) 9 ctx1abcdefghi

57 print("Created hero:", hero_rusty_man) 9 ctx1abcdefghi

58 print("Created hero:", hero_spider_boy) 9 ctx1abcdefghi

59 

60 

61def select_heroes(): 9 ctx1jklmnopqr

62 with Session(engine) as session: 9 ctx1abcdefghi

63 statement = select(Hero, Team).join(Team) 9 ctx1abcdefghi

64 results = session.exec(statement) 9 ctx1abcdefghi

65 for hero, team in results: 9 ctx1abcdefghi

66 print("Hero:", hero, "Team:", team) 9 ctx1abcdefghi

67 

68 

69def main(): 9 ctx1jklmnopqr

70 create_db_and_tables() 9 ctx1abcdefghi

71 create_heroes() 9 ctx1abcdefghi

72 select_heroes() 9 ctx1abcdefghi

73 

74 

75if __name__ == "__main__": 9 ctx1jklmnopqr

76 main()