How to get the field value and assign to the variable in python - odoo

Question

I am using openerp 6.My form contains one text box and I need to get that value and assign it to a variable so to perform calculations and to return a result to store in a new textbox...

Answer 1

I have give .py file here. This will calculate square of the number
from osv import osv
from osv import fields
class test_base(osv.osv):
_name='test.base'
_columns={
'first':fields.integer('Enter Number here'),
'result':fields.integer('Display calclation result'),
}
def first_change(self, cr, uid, ids,first,context=None):
r=first*first
return {'value':{'result':r}}
test_base()
xml file is given here
<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>
<record model="ir.ui.view" id="test_base_form">
<field name="name">test.base.form</field>
<field name="model">test.base</field>
<field name="type">form</field>
<field name="arch" type="xml">
<form string="best Base">
<field name="first" on_change="first_change(first)"/>
<field name="result"/>
</form>
</field>
</record>
<record model="ir.ui.view" id="test_base_tree">
<field name="name">test.base.tree</field>
<field name="model">test.base</field>
<field name="type">tree</field>
<field name="arch" type="xml">
<tree string="Test Base">
<field name="first"/>
<field name="result"/>
</tree>
</field>
</record>
<record model="ir.actions.act_window" id="action_test_seq">
<field name="name">Test Base</field>
<field name="res_model">test.base</field>
<field name="view_type">form</field>
<field name="view_mode">form,tree</field>
</record>
<menuitem id="menu_test_base_main" name="Test Base">
</menuitem>
<menuitem id="menu_test_base_sub" parent="menu_test_base_main" name="Square number" action="action_test_seq">
</menuitem>
</data>
</openerp>