@route(bp, '/<store_id>/products/<product_id>', methods=['PUT'])
def add_product(store_id, product_id):
    return _stores.add_product(_stores.get_or_404(store_id),
                               _products.get_or_404(product_id))
Adds a product to a store. Returns the product instance.
dataset/ETHPy150Open mattupstate/overholt/overholt/api/stores.py/add_product