Odoo10 - How to inherit t-if tag and extend it template.

<t t-extend="template_name">
    <t t-jquery="[div,span,button,etc].class_name" t-operation="[replace,after,before]">
        <-- your code -->
    </t>
</t>
for example :
<t t-extend="website_sale.products_item">
    <t t-jquery="div.product_price" t-operation="replace">
        <-- your code -->
    </t>
</t>