Coverage for docs_src/tutorial/delete/tutorial001.py: 100%

1from typing import Optional 6 ctx1abcdef

2 

3from sqlmodel import Field, Session, SQLModel, create_engine, select 6 ctx1abcdef

4 

5 

6class Hero(SQLModel, table=True): 6 ctx1abcdef

7 id: Optional[int] = Field(default=None, primary_key=True) 6 ctx1abcdef

8 name: str = Field(index=True) 6 ctx1abcdef

9 secret_name: str 6 ctx1abcdef

10 age: Optional[int] = Field(default=None, index=True) 6 ctx1abcdef

11 

12 

13sqlite_file_name = "database.db" 6 ctx1abcdef

14sqlite_url = f"sqlite:///{sqlite_file_name}" 6 ctx1abcdef

15 

16engine = create_engine(sqlite_url, echo=True) 6 ctx1abcdef

17 

18 

19def create_db_and_tables(): 6 ctx1abcdef

20 SQLModel.metadata.create_all(engine) 6 ctx1abcdef

21 

22 

23def create_heroes(): 6 ctx1abcdef

24 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 6 ctx1abcdef

25 hero_2 = Hero(name="Spider-Boy", secret_name="Pedro Parqueador") 6 ctx1abcdef

26 hero_3 = Hero(name="Rusty-Man", secret_name="Tommy Sharp", age=48) 6 ctx1abcdef

27 hero_4 = Hero(name="Tarantula", secret_name="Natalia Roman-on", age=32) 6 ctx1abcdef

28 hero_5 = Hero(name="Black Lion", secret_name="Trevor Challa", age=35) 6 ctx1abcdef

29 hero_6 = Hero(name="Dr. Weird", secret_name="Steve Weird", age=36) 6 ctx1abcdef

30 hero_7 = Hero(name="Captain North America", secret_name="Esteban Rogelios", age=93) 6 ctx1abcdef

31 

32 with Session(engine) as session: 6 ctx1abcdef

33 session.add(hero_1) 6 ctx1abcdef

34 session.add(hero_2) 6 ctx1abcdef

35 session.add(hero_3) 6 ctx1abcdef

36 session.add(hero_4) 6 ctx1abcdef

37 session.add(hero_5) 6 ctx1abcdef

38 session.add(hero_6) 6 ctx1abcdef

39 session.add(hero_7) 6 ctx1abcdef

40 

41 session.commit() 6 ctx1abcdef

42 

43 

44def update_heroes(): 6 ctx1abcdef

45 with Session(engine) as session: 6 ctx1abcdef

46 statement = select(Hero).where(Hero.name == "Spider-Boy") 6 ctx1abcdef

47 results = session.exec(statement) 6 ctx1abcdef

48 hero_1 = results.one() 6 ctx1abcdef

49 print("Hero 1:", hero_1) 6 ctx1abcdef

50 

51 statement = select(Hero).where(Hero.name == "Captain North America") 6 ctx1abcdef

52 results = session.exec(statement) 6 ctx1abcdef

53 hero_2 = results.one() 6 ctx1abcdef

54 print("Hero 2:", hero_2) 6 ctx1abcdef

55 

56 hero_1.age = 16 6 ctx1abcdef

57 hero_1.name = "Spider-Youngster" 6 ctx1abcdef

58 session.add(hero_1) 6 ctx1abcdef

59 

60 hero_2.name = "Captain North America Except Canada" 6 ctx1abcdef

61 hero_2.age = 110 6 ctx1abcdef

62 session.add(hero_2) 6 ctx1abcdef

63 

64 session.commit() 6 ctx1abcdef

65 session.refresh(hero_1) 6 ctx1abcdef

66 session.refresh(hero_2) 6 ctx1abcdef

67 

68 print("Updated hero 1:", hero_1) 6 ctx1abcdef

69 print("Updated hero 2:", hero_2) 6 ctx1abcdef

70 

71 

72def delete_heroes(): 6 ctx1abcdef

73 with Session(engine) as session: 6 ctx1abcdef

74 statement = select(Hero).where(Hero.name == "Spider-Youngster") 6 ctx1abcdef

75 results = session.exec(statement) 6 ctx1abcdef

76 hero = results.one() 6 ctx1abcdef

77 print("Hero: ", hero) 6 ctx1abcdef

78 

79 session.delete(hero) 6 ctx1abcdef

80 session.commit() 6 ctx1abcdef

81 

82 print("Deleted hero:", hero) 6 ctx1abcdef

83 

84 statement = select(Hero).where(Hero.name == "Spider-Youngster") 6 ctx1abcdef

85 results = session.exec(statement) 6 ctx1abcdef

86 hero = results.first() 6 ctx1abcdef

87 

88 if hero is None: 6 ctx1abcdef

89 print("There's no hero named Spider-Youngster") 6 ctx1abcdef

90 

91 

92def main(): 6 ctx1abcdef

93 create_db_and_tables() 6 ctx1abcdef

94 create_heroes() 6 ctx1abcdef

95 update_heroes() 6 ctx1abcdef

96 delete_heroes() 6 ctx1abcdef

97 

98 

99if __name__ == "__main__": 6 ctx1abcdef

100 main()