Coverage for docs_src / tutorial / delete / tutorial001_py310.py: 100%

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

2 

3 

4class Hero(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 secret_name: str 9 ctx1jklmnopqr

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

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10 

11sqlite_file_name = "database.db" 9 ctx1jklmnopqr

12sqlite_url = f"sqlite:///{sqlite_file_name}" 9 ctx1jklmnopqr

13 

14engine = create_engine(sqlite_url, echo=True) 9 ctx1jklmnopqr

15 

16 

17def create_db_and_tables(): 9 ctx1jklmnopqr

18 SQLModel.metadata.create_all(engine) 9 ctx1abcdefghi

19 

20 

21def create_heroes(): 9 ctx1jklmnopqr

22 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 9 ctx1abcdefghi

23 hero_2 = Hero(name="Spider-Boy", secret_name="Pedro Parqueador") 9 ctx1abcdefghi

24 hero_3 = Hero(name="Rusty-Man", secret_name="Tommy Sharp", age=48) 9 ctx1abcdefghi

25 hero_4 = Hero(name="Tarantula", secret_name="Natalia Roman-on", age=32) 9 ctx1abcdefghi

26 hero_5 = Hero(name="Black Lion", secret_name="Trevor Challa", age=35) 9 ctx1abcdefghi

27 hero_6 = Hero(name="Dr. Weird", secret_name="Steve Weird", age=36) 9 ctx1abcdefghi

28 hero_7 = Hero(name="Captain North America", secret_name="Esteban Rogelios", age=93) 9 ctx1abcdefghi

29 

30 with Session(engine) as session: 9 ctx1abcdefghi

31 session.add(hero_1) 9 ctx1abcdefghi

32 session.add(hero_2) 9 ctx1abcdefghi

33 session.add(hero_3) 9 ctx1abcdefghi

34 session.add(hero_4) 9 ctx1abcdefghi

35 session.add(hero_5) 9 ctx1abcdefghi

36 session.add(hero_6) 9 ctx1abcdefghi

37 session.add(hero_7) 9 ctx1abcdefghi

38 

39 session.commit() 9 ctx1abcdefghi

40 

41 

42def update_heroes(): 9 ctx1jklmnopqr

43 with Session(engine) as session: 9 ctx1abcdefghi

44 statement = select(Hero).where(Hero.name == "Spider-Boy") 9 ctx1abcdefghi

45 results = session.exec(statement) 9 ctx1abcdefghi

46 hero_1 = results.one() 9 ctx1abcdefghi

47 print("Hero 1:", hero_1) 9 ctx1abcdefghi

48 

49 statement = select(Hero).where(Hero.name == "Captain North America") 9 ctx1abcdefghi

50 results = session.exec(statement) 9 ctx1abcdefghi

51 hero_2 = results.one() 9 ctx1abcdefghi

52 print("Hero 2:", hero_2) 9 ctx1abcdefghi

53 

54 hero_1.age = 16 9 ctx1abcdefghi

55 hero_1.name = "Spider-Youngster" 9 ctx1abcdefghi

56 session.add(hero_1) 9 ctx1abcdefghi

57 

58 hero_2.name = "Captain North America Except Canada" 9 ctx1abcdefghi

59 hero_2.age = 110 9 ctx1abcdefghi

60 session.add(hero_2) 9 ctx1abcdefghi

61 

62 session.commit() 9 ctx1abcdefghi

63 session.refresh(hero_1) 9 ctx1abcdefghi

64 session.refresh(hero_2) 9 ctx1abcdefghi

65 

66 print("Updated hero 1:", hero_1) 9 ctx1abcdefghi

67 print("Updated hero 2:", hero_2) 9 ctx1abcdefghi

68 

69 

70def delete_heroes(): 9 ctx1jklmnopqr

71 with Session(engine) as session: 9 ctx1abcdefghi

72 statement = select(Hero).where(Hero.name == "Spider-Youngster") 9 ctx1abcdefghi

73 results = session.exec(statement) 9 ctx1abcdefghi

74 hero = results.one() 9 ctx1abcdefghi

75 print("Hero: ", hero) 9 ctx1abcdefghi

76 

77 session.delete(hero) 9 ctx1abcdefghi

78 session.commit() 9 ctx1abcdefghi

79 

80 print("Deleted hero:", hero) 9 ctx1abcdefghi

81 

82 statement = select(Hero).where(Hero.name == "Spider-Youngster") 9 ctx1abcdefghi

83 results = session.exec(statement) 9 ctx1abcdefghi

84 hero = results.first() 9 ctx1abcdefghi

85 

86 if hero is None: 9 ctx1abcdefghi

87 print("There's no hero named Spider-Youngster") 9 ctx1abcdefghi

88 

89 

90def main(): 9 ctx1jklmnopqr

91 create_db_and_tables() 9 ctx1abcdefghi

92 create_heroes() 9 ctx1abcdefghi

93 update_heroes() 9 ctx1abcdefghi

94 delete_heroes() 9 ctx1abcdefghi

95 

96 

97if __name__ == "__main__": 9 ctx1jklmnopqr

98 main()