practice/my_library/views/library_book.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <!-- Data records go here -->
    <record id='library_book_action'
            model='ir.actions.act_window'>
        <field name="name">Library Books</field>
        <field name="res_model">library.book</field>
        <field name="view_mode">form</field>
        <field name="view_mode">tree,form</field>
    </record>
    <menuitem name="My Library" id="libray_base_menu"/>
    <menuitem name="Books" id="library_book_menu"
              parent="libray_base_menu" action="library_book_action"/>

    <record id="library_book_view_tree" model="ir.ui.view">
        <field name="name">Libray Book List</field>
        <field name="model">library.book</field>
        <field name="arch" type="xml">
            <tree>
                <field name="name"/>
                <field name="date_release"/>
            </tree>
        </field>
    </record>
    <record id="library_book_view_search" model="ir.ui.view">
        <field name="name">Library Book Search</field>
        <field name="model">library.book</field>
        <field name="arch" type="xml">
            <search>
                <field name="name"/>
                <field name="author_ids"/>
                <filter string="No Author"
                        name="withou_author"
                        domain="[{'author_ids', '=', False}]"/>
            </search>
        </field>
    </record>
</odoo>