Alexander Hess
f996376b13
- add Grid, Pixel, and AddressPixelAssociation ORM models - each Grid belongs to a City an is characterized by the side_length of all the square Pixels contained in it - Pixels aggregate Addresses => many-to-many relationship (that is modeled with SQLAlchemy's Association Pattern to implement a couple of constraints)
14 lines
716 B
Python
14 lines
716 B
Python
"""Provide the ORM models and a connection to the database."""
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from urban_meal_delivery.db.addresses import Address
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from urban_meal_delivery.db.addresses_pixels import AddressPixelAssociation
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from urban_meal_delivery.db.cities import City
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from urban_meal_delivery.db.connection import make_engine
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from urban_meal_delivery.db.connection import make_session_factory
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from urban_meal_delivery.db.couriers import Courier
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from urban_meal_delivery.db.customers import Customer
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from urban_meal_delivery.db.grids import Grid
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from urban_meal_delivery.db.meta import Base
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from urban_meal_delivery.db.orders import Order
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from urban_meal_delivery.db.pixels import Pixel
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from urban_meal_delivery.db.restaurants import Restaurant
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