Class UserStyleOne

test/typing/plain_files/ext/hybrid/hybrid_three.py:30–57

class UserStyleOne(Base):
    __tablename__ = "user"
    id: Mapped[int] = mapped_column(primary_key=True)
    name: Mapped[str] = mapped_column(String(100))

    accounts: Mapped[List[SavingsAccount]] = relationship()

    @hybrid_property
    def _balance_getter(self) -> Optional[Decimal]:
        if self.accounts:
            return self.accounts[0].balance
        else:
            return None

    @_balance_getter.setter
    def _balance_setter(self, value: Optional[Decimal]) -> None:
        assert value is not None
        if not self.accounts:
            account = SavingsAccount(owner=self)
        else:
            account = self.accounts[0]
        account.balance = value

    @_balance_setter.expression
    def balance(cls) -> SQLColumnExpression[Optional[Decimal]]:
        return cast(
            "SQLColumnExpression[Optional[Decimal]]", SavingsAccount.balance
        )


class UserStyleTwo(Base):