Files
dotfiles/python/orm/data_science_dev/congress/bill.py

67 lines
1.9 KiB
Python

"""Bill model - legislation introduced in Congress."""
from __future__ import annotations
from datetime import date
from typing import TYPE_CHECKING
from sqlalchemy import ForeignKey, Index, UniqueConstraint
from sqlalchemy.orm import Mapped, mapped_column, relationship
from python.orm.data_science_dev.base import DataScienceDevTableBase
if TYPE_CHECKING:
from python.orm.data_science_dev.congress.vote import Vote
class Bill(DataScienceDevTableBase):
"""Legislation with congress number, type, titles, status, and sponsor."""
__tablename__ = "bill"
congress: Mapped[int]
bill_type: Mapped[str]
number: Mapped[int]
title: Mapped[str | None]
title_short: Mapped[str | None]
official_title: Mapped[str | None]
status: Mapped[str | None]
status_at: Mapped[date | None]
sponsor_bioguide_id: Mapped[str | None]
subjects_top_term: Mapped[str | None]
votes: Mapped[list[Vote]] = relationship(
"Vote",
back_populates="bill",
)
bill_texts: Mapped[list[BillText]] = relationship(
"BillText",
back_populates="bill",
cascade="all, delete-orphan",
)
__table_args__ = (
UniqueConstraint("congress", "bill_type", "number", name="uq_bill_congress_type_number"),
Index("ix_bill_congress", "congress"),
)
class BillText(DataScienceDevTableBase):
"""Stores different text versions of a bill (introduced, enrolled, etc.)."""
__tablename__ = "bill_text"
bill_id: Mapped[int] = mapped_column(ForeignKey("main.bill.id", ondelete="CASCADE"))
version_code: Mapped[str]
version_name: Mapped[str | None]
text_content: Mapped[str | None]
date: Mapped[date | None]
bill: Mapped[Bill] = relationship("Bill", back_populates="bill_texts")
__table_args__ = (UniqueConstraint("bill_id", "version_code", name="uq_bill_text_bill_id_version_code"),)