class MyLunchProduction(osv.Model):

    _name = "mylunch.production"

    _description = "My Lunch Production"

    _columns = {

        'name': fields.char('Production', required=True),

        'category_id': fields.many2one('mylunch.production.category', 'Category', required=True),

        'description': fields.text('Description', size=256),

        'price': fields.float('Price', digits=(16, 2)),

        'supplier_id': fields.many2one('res.partner', 'Supplier'),

    }

 <record model="ir.ui.view" id="mylunch_production_tree">

            <field name="name">MyLunch Production Tree</field>

            <field name="model">mylunch.production</field>

            <field name="arch" type="xml">

                <tree string="Production Tree">

                    <field name="name"></field>

                    <field name="category_id"></field>

                    <field name="supplier_id"></field>

                    <field name="description"></field>

                    <field name="price"></field>

                </tree>

            </field>

        </record>

<record model="ir.ui.view" id="mylunch_production_form" >

            <field name="name">MyLunch Production Form</field>

            <field name="model">mylunch.production</field>

            <field name="arch" type="xml">

                <form string="MyLunch Production Form">

                    <sheet>

                        <group>

                            <group>

                                <field name="name"></field>

                                <field name="category_id"></field>

                            </group>

                            <group>

                                <field name="supplier_id"></field>

                                <field name="price"></field>

                            </group>

                        </group>

                        <label for="description"></label>

                        <field name="description"></field>

                    </sheet>

                </form>

            </field>

        </record>

  <record model="ir.actions.act_window" id="action_mylunch_production">

            <field name="name">MyLunch Production</field>

            <field name="res_model">mylunch.production</field>

            <field name="view_mode">tree,form</field>

            <field name="help" type="xml">

                <p class="oe_view_nocontent_create">

                    Click to create a mylunch product for lunch.

                </p>

                <p>

                    A product is defined by its name, category, price and supplier.

                </p>

            </field>

   </record>

<menuitem name="MyLunch Production" parent="menu_lunch_config" id="menu_mylunch_production" action="action_mylunch_production"></menuitem>

id,name,model_id/id,group_id/id,perm_read,perm_write,perm_create,perm_unlink

mylunch_product_manager,"MyLunch Product user",model_mylunch_production,group_my_lunch_manager,1,1,1,1

mylunch_product_user,"MyLunch Product user",model_mylunch_production,group_my_lunch_user,1,0,0,0

@charset "utf-8";

.openerp .oe_mylunch textarea {

  background-color: #ffc7c7;

  padding: 10px;

  height: 1em;

  margin-bottom: 20px;

}

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

<!-- vim:fdn=3:

-->

<openerp>

    <data>

        <template id="assets_backend" name="lunch assets" inherit_id="web.assets_backend">

            <xpath expr="." position="inside">

                <link rel="stylesheet" href="/mylunch/static/src/css/mylunch.css"/>

            </xpath>

        </template>

    </data>

</openerp>

{

    'name': 'MyLunch Order System',

    'description': 'I used the system to practice odoo development skills.',

    'author': 'Matthew Guo',

    'version': '0.1.0',

    'depends': ['base'],

    'application': True,

    'summary': 'I good plan to write codes to study step by step',

    'data': ['security/mylunch_security.xml',

             'security/ir.model.access.csv',

             'mylunch_view.xml',
'views/mylunch.xml',

             ],

}