<?xml version="1.0"?>
<data>
                    <xpath expr="//field[@name='date']" position="after">
                        <field name="product_id"/>
                        <field name="partner_id" filter_domain="[('partner_id','child_of',self)]"/>
                    </xpath>
                    <xpath expr="//group[@name='groupby']" position="after">
                        <filter string="Financial Account" name="financialaccount" context="{'group_by':'general_account_id'}"/>
                        <filter string="Product" name="product" context="{'group_by':'product_id'}"/>
                        <filter string="Partner" name="partner" context="{'group_by':'partner_id'}"/>
                    </xpath>
                </data>
            