v20-1

models.py

@@ -0,0 +1,59 @@
+from sqlalchemy import JSON, Column, ForeignKey, Integer, String, create_engine
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import relationship
+
+Base = declarative_base()
+
+
+class Car(Base):
+    __tablename__ = 'cars'
+
+    ID = Column(Integer, primary_key=True)
+    vendor = Column(String)
+    model = Column(String)
+    year = Column(String)
+    power = Column(String)
+    modification = Column(String)
+
+    categories = relationship("Category", back_populates="car")
+
+
+class Category(Base):
+    __tablename__ = 'categories'
+
+    ID = Column(Integer, primary_key=True)
+    ID_car = Column(Integer, ForeignKey('cars.ID'))
+    num_category = Column(String)
+    name = Column(String)
+    url = Column(String)
+    car = relationship("Car", back_populates="categories")
+    products = relationship("Product", back_populates="category")
+
+
+class Product(Base):
+    __tablename__ = 'product'
+
+    ID = Column(Integer, primary_key=True)
+    ID_category = Column(Integer, ForeignKey('categories.ID'))
+    code = Column(String)
+    img_src = Column(String)
+    description = Column(String)
+    info = Column(String)
+    product_link = Column(String)
+
+    category = relationship("Category", back_populates="products")
+    articls = relationship("Articl", back_populates="product")
+
+
+class Articl(Base):
+    __tablename__ = 'articl'
+
+    ID = Column(Integer, primary_key=True)
+    code = Column(String, ForeignKey('product.code'))
+    json_info = Column(JSON)
+
+    product = relationship("Product", back_populates="articls")
+
+
+engine = create_engine('sqlite:///cars_database.db')
+Base.metadata.create_all(engine)