73 lines
2.4 KiB
Python
73 lines
2.4 KiB
Python
from sqlalchemy import String, Text, ForeignKey, UniqueConstraint
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from sqlalchemy.orm import Mapped, mapped_column, declared_attr
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from .base import Base, bidirectional_relationship
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from .contact import ContactForeignKey
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from .location import LocationForeignKey
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from .status import StatusForeignKey
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from .user import Versioned
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class PrinterManufacturer(StatusForeignKey, Versioned, Base):
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"""Printer Manufacturer"""
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code: Mapped[str] = mapped_column(String(10), unique=True)
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description: Mapped[str] = mapped_column(String(256))
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notes: Mapped[str | None] = mapped_column(Text)
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class PrinterManufacturerForeignKey:
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"""Foreign Key Mixin for :py:class:`PrinterManufacturer`"""
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printer_manufacturer_id: Mapped[str] = mapped_column(ForeignKey("printer_manufacturer.id"))
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# noinspection PyMethodParameters
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@declared_attr
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def printer_manufacturer(cls) -> Mapped["PrinterManufacturer"]:
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return bidirectional_relationship(cls, PrinterManufacturer)
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class PrinterModel(PrinterManufacturerForeignKey, StatusForeignKey, Versioned, Base):
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"""Printer Model"""
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code: Mapped[str] = mapped_column(String(20), unique=True)
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description: Mapped[str] = mapped_column(String(256))
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notes: Mapped[str | None] = mapped_column(Text)
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__table_args__ = (
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UniqueConstraint('printer_manufacturer_id', code),
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)
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class PrinterModelForeignKey:
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"""Foreign Key Mixin for :py:class:`PrinterModel`"""
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printer_model_id: Mapped[str] = mapped_column(ForeignKey("printer_model.id"))
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# noinspection PyMethodParameters
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@declared_attr
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def printer_model(cls) -> Mapped["PrinterModel"]:
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return bidirectional_relationship(cls, PrinterModel)
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class Printer(PrinterModelForeignKey, LocationForeignKey, ContactForeignKey, StatusForeignKey, Versioned, Base):
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"""Printer"""
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code: Mapped[str] = mapped_column(String(63), unique=True)
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description: Mapped[str] = mapped_column(String(256))
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notes: Mapped[str | None] = mapped_column(Text)
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dns_name: Mapped[str | None] = mapped_column(String(253))
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port: Mapped[int | None]
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location_detail: Mapped[str] = mapped_column(String(64), default='')
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class PrinterForeignKey:
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"""Foreign Key Mixin for :py:class:`Printer`"""
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printer_id: Mapped[int] = mapped_column(ForeignKey("printer.id"))
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# noinspection PyMethodParameters
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@declared_attr
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def printer(cls) -> Mapped["Printer"]:
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return bidirectional_relationship(cls, Printer)
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