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bulk rename to flupdt, add CLI, add README, add .gitignore

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Signed-off-by: ahuston-0 <aliceghuston@gmail.com>
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ahuston-0 2024-07-29 18:37:00 -04:00
parent 18acb7250e
commit b1b1ab5013
1 changed files with 0 additions and 52 deletions
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flupdt/model.py
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#!/usr/bin/env python3
from sqlalchemy import Column, Integer, String, ForeignKey, Table
from sqlalchemy.orm import relationship, backref
from sqlalchemy.ext.declarative import declarative_base
Base = declarative_base()
author_publisher = Table(
"author_publisher",
Base.metadata,
Column("author_id", Integer, ForeignKey("author.author_id")),
Column("publisher_id", Integer, ForeignKey("publisher.publisher_id")),
)
book_publisher = Table(
"book_publisher",
Base.metadata,
Column("book_id", Integer, ForeignKey("book.book_id")),
Column("publisher_id", Integer, ForeignKey("publisher.publisher_id")),
)
class Author(Base):
__tablename__ = "author"
author_id = Column(Integer, primary_key=True)
first_name = Column(String)
last_name = Column(String)
books = relationship("Book", backref=backref("author"))
publishers = relationship(
"Publisher", secondary=author_publisher, back_populates="authors"
)
class Book(Base):
__tablename__ = "book"
book_id = Column(Integer, primary_key=True)
author_id = Column(Integer, ForeignKey("author.author_id"))
title = Column(String)
publishers = relationship(
"Publisher", secondary=book_publisher, back_populates="books"
)
class Publisher(Base):
__tablename__ = "publisher"
publisher_id = Column(Integer, primary_key=True)
name = Column(String)
authors = relationship(
"Author", secondary=author_publisher, back_populates="publishers"
)
books = relationship("Book", secondary=book_publisher, back_populates="publishers")