reporting-engine/ir_report.xml

<openerp>
    <data>

        <!-- Inherit from base.act_report_xml_view to add py3o-related settings. -->

        <record id="py3o_report_view" model="ir.ui.view">
            <field name="name">py3o_report_view</field>
            <field name="model">ir.actions.report.xml</field>
            <field name="inherit_id" ref="base.act_report_xml_view" />
            <field name="arch" type="xml">

                <xpath expr="//page[@string='Security']" position="before">
                    <page string="LibreOffice template"
                        attrs="{'invisible': [('report_type', '!=', 'py3o')]}">

                        <group>
                            <field name="py3o_fusion_filetype" />
                            <field name="py3o_template_id" />
                        </group>

                    </page>
                </xpath>

            </field>
        </record>
    </data>
</openerp>