example of sqlalchemy v2

[Plouc314]

class Location(Base):
    __tablename__ = "location"

    id: Mapped[int] = mapped_column(primary_key=True)
    street: Mapped[str]
    street_number: Mapped[str]
    region_zip: Mapped[str]
    city: Mapped[str]

    flats: Mapped[list["Flat"]] = relationship(back_populates="location")