How to create server actions in Odoo 10?

Below is example of server actions in Odoo 8.

<?xml version="1.0" encoding="utf-8" ?>
<odoo>
    <data>
        <record id="action" model="ir.actions.server">
            <field name="name">My Action</field>
            <field name="model_id" ref="model_module_model"/>
            <field name="code">self.action(cr, uid, context=context)</field>
       </record>
    </data>
</odoo>

Following is example for Server actions in Odoo 10.

<?xml version="1.0" encoding="utf-8" ?>
<odoo>

    <data>
        <record id="action" model="ir.actions.server">
            <field name="name">My Action</field>
            <field name="model_id" ref="model_module_model"/>
            <field name="code">
           
            if context.get('active_model') == 'your.module.model' and context.get('active_ids'):
                    action = env['module.model'].browse(context['active_ids']).action()
          
            </field>
       </record>
    </data>
</odoo>


There is no need of self variable to declare server action in Odoo 10.