in sql_implementation/__init__.py [0:0]
def product_type(pk):
product_type = ProductType.query.filter_by(id=pk)[0]
products = Product.query.filter_by(product_type=product_type)
return jsonify({
"id": product_type.id,
"name": product_type.name,
"products": [{
"id": product.id,
"name": product.name,
} for product in products]
})