Add source examples for docs

This commit is contained in:
Sebastián Ramírez
2021-08-24 14:50:16 +02:00
parent e1cfd99a96
commit e6308146f7
126 changed files with 5778 additions and 0 deletions

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from typing import Optional
from sqlmodel import Field, Session, SQLModel, create_engine
class Hero(SQLModel, table=True):
id: Optional[int] = Field(default=None, primary_key=True)
name: str
secret_name: str
age: Optional[int] = None
sqlite_file_name = "database.db"
sqlite_url = f"sqlite:///{sqlite_file_name}"
engine = create_engine(sqlite_url, echo=True)
def create_db_and_tables():
SQLModel.metadata.create_all(engine)
def create_heroes():
hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson")
hero_2 = Hero(name="Spider-Boy", secret_name="Pedro Parqueador")
hero_3 = Hero(name="Rusty-Man", secret_name="Tommy Sharp", age=48)
print("Before interacting with the database")
print("Hero 1:", hero_1)
print("Hero 2:", hero_2)
print("Hero 3:", hero_3)
with Session(engine) as session:
session.add(hero_1)
session.add(hero_2)
session.add(hero_3)
print("After adding to the session")
print("Hero 1:", hero_1)
print("Hero 2:", hero_2)
print("Hero 3:", hero_3)
session.commit()
print("After committing the session")
print("Hero 1:", hero_1)
print("Hero 2:", hero_2)
print("Hero 3:", hero_3)
print("After committing the session, show IDs")
print("Hero 1 ID:", hero_1.id)
print("Hero 2 ID:", hero_2.id)
print("Hero 3 ID:", hero_3.id)
print("After committing the session, show names")
print("Hero 1 name:", hero_1.name)
print("Hero 2 name:", hero_2.name)
print("Hero 3 name:", hero_3.name)
session.refresh(hero_1)
session.refresh(hero_2)
session.refresh(hero_3)
print("After refreshing the heroes")
print("Hero 1:", hero_1)
print("Hero 2:", hero_2)
print("Hero 3:", hero_3)
print("After the session closes")
print("Hero 1:", hero_1)
print("Hero 2:", hero_2)
print("Hero 3:", hero_3)
def main():
create_db_and_tables()
create_heroes()
if __name__ == "__main__":
main()

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from typing import Optional
from sqlmodel import Field, Session, SQLModel, create_engine
class Hero(SQLModel, table=True):
id: Optional[int] = Field(default=None, primary_key=True)
name: str
secret_name: str
age: Optional[int] = None
sqlite_file_name = "database.db"
sqlite_url = f"sqlite:///{sqlite_file_name}"
engine = create_engine(sqlite_url, echo=True)
def create_db_and_tables():
SQLModel.metadata.create_all(engine)
def create_heroes():
hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") # (1)
hero_2 = Hero(name="Spider-Boy", secret_name="Pedro Parqueador") # (2)
hero_3 = Hero(name="Rusty-Man", secret_name="Tommy Sharp", age=48) # (3)
print("Before interacting with the database") # (4)
print("Hero 1:", hero_1) # (5)
print("Hero 2:", hero_2) # (6)
print("Hero 3:", hero_3) # (7)
with Session(engine) as session: # (8)
session.add(hero_1) # (9)
session.add(hero_2) # (10)
session.add(hero_3) # (11)
print("After adding to the session") # (12)
print("Hero 1:", hero_1) # (13)
print("Hero 2:", hero_2) # (14)
print("Hero 3:", hero_3) # (15)
session.commit() # (16)
print("After committing the session") # (17)
print("Hero 1:", hero_1) # (18)
print("Hero 2:", hero_2) # (19)
print("Hero 3:", hero_3) # (20)
print("After committing the session, show IDs") # (21)
print("Hero 1 ID:", hero_1.id) # (22)
print("Hero 2 ID:", hero_2.id) # (23)
print("Hero 3 ID:", hero_3.id) # (24)
print("After committing the session, show names") # (25)
print("Hero 1 name:", hero_1.name) # (26)
print("Hero 2 name:", hero_2.name) # (27)
print("Hero 3 name:", hero_3.name) # (28)
session.refresh(hero_1) # (29)
session.refresh(hero_2) # (30)
session.refresh(hero_3) # (31)
print("After refreshing the heroes") # (32)
print("Hero 1:", hero_1) # (33)
print("Hero 2:", hero_2) # (34)
print("Hero 3:", hero_3) # (35)
# (36)
print("After the session closes") # (37)
print("Hero 1:", hero_1) # (38)
print("Hero 2:", hero_2) # (39)
print("Hero 3:", hero_3) # (40)
def main():
create_db_and_tables()
create_heroes()
if __name__ == "__main__":
main()