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how to calculate age from date of birth

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Mascherano

hi all , How to calculate age from date of birth using functional fileds . I tried all sorts of ways but not getting it properly.

hr_employee.py :

# -*- coding: utf-8 -*-

# Part of Odoo. See LICENSE file for full copyright and licensing details.


import base64

from random import choice

from string import digits

from datetime import *

from datetime import date 

from datetime import datetime

from dateutil.relativedelta import relativedelta

import itertools

from werkzeug import url_encode

import pytz


from odoo import api, fields, models, _

from odoo.exceptions import ValidationError, AccessError

from odoo.modules.module import get_module_resource

from odoo.addons.resource.models.resource_mixin import timezone_datetime



class HrEmployeePrivate(models.Model):

    """

    NB: Any field only available on the model hr.employee (i.e. not on the

    hr.employee.public model) should have `groups="hr.group_hr_user"` on its

    definition to avoid being prefetched when the user hasn't access to the

    hr.employee model. Indeed, the prefetch loads the data for all the fields

    that are available according to the group defined on them.

    """

    _name = "hr.employee"

    _description = "Employee"

    _order = 'name'


class HrEmployeeBase(models.Model):



    _inherit = ['hr.employee.base', 'mail.thread', 'mail.activity.mixin', 'resource.mixin', 'image.mixin']

    _mail_post_access = 'read'


    @api.model

    def _default_image(self):

        image_path = get_module_resource('hr', 'static/src/img', 'default_image.png')

        return base64.b64encode(open(image_path, 'rb').read())


    # resource and user

    # required on the resource, make sure required="True" set in the view

    name = fields.Char(string="Employee Name", related='resource_id.name', store=True, readonly=False, tracking=True)

    user_id = fields.Many2one('res.users', 'User', related='resource_id.user_id', store=True, readonly=False)

    user_partner_id = fields.Many2one(related='user_id.partner_id', related_sudo=False, string="User's partner")

    active = fields.Boolean('Active', related='resource_id.active', default=True, store=True, readonly=False)

    # private partner

    address_home_id = fields.Many2one(

        'res.partner', 'Address', help='Enter here the private address of the employee, not the one linked to your company.',

        groups="hr.group_hr_user", tracking=True,

        domain="['|', ('company_id', '=', False), ('company_id', '=', company_id)]")

    is_address_home_a_company = fields.Boolean(

        'The employee address has a company linked',

        compute='_compute_is_address_home_a_company',

    )

    private_email = fields.Char(related='address_home_id.email', string="Private Email", groups="hr.group_hr_user")

    country_id = fields.Many2one(

        'res.country', 'Nationality (Country)', groups="hr.group_hr_user", tracking=True)

    gender = fields.Selection([

        ('male', 'Male'),

        ('female', 'Female'),

        ('other', 'Other')

    ], groups="hr.group_hr_user", default="male", tracking=True)

    marital = fields.Selection([

        ('single', 'Single'),

        ('married', 'Married'),

        ('cohabitant', 'Legal Cohabitant'),

        ('widower', 'Widower'),

        ('divorced', 'Divorced')

    ], string='Marital Status', groups="hr.group_hr_user", default='single', tracking=True)

    spouse_complete_name = fields.Char(string="Spouse Complete Name", groups="hr.group_hr_user", tracking=True)

    spouse_birthdate = fields.Date(string="Spouse Birthdate", groups="hr.group_hr_user", tracking=True)

    children = fields.Integer(string='Number of Children', groups="hr.group_hr_user", tracking=True)

    place_of_birth = fields.Char('Place of Birth', groups="hr.group_hr_user", tracking=True)

    country_of_birth = fields.Many2one('res.country', string="Country of Birth", groups="hr.group_hr_user", tracking=True)

    birthday = fields.Date(string="DOB")


    age = fields.Integer(string="Age")


    @api.onchange('birthday')


    def _onchange_birth_date(self):


        """Updates age field when birth_date is changed"""


        if self.birthday:


            d1 = datetime.strptime(self.birthday, "%Y-%m-%d").date()


            d2 = date.today()


            self.age = relativedelta(d2, d1).years

    ssnid = fields.Char('SSN No', help='Social Security Number', groups="hr.group_hr_user", tracking=True)

    sinid = fields.Char('SIN No', help='Social Insurance Number', groups="hr.group_hr_user", tracking=True)

    identification_id = fields.Char(string='Identification No', groups="hr.group_hr_user", tracking=True)

    passport_id = fields.Char('Passport No', groups="hr.group_hr_user", tracking=True)

    bank_account_id = fields.Many2one(

        'res.partner.bank', 'Bank Account Number',

        domain="[('partner_id', '=', address_home_id), '|', ('company_id', '=', False), ('company_id', '=', company_id)]",

        groups="hr.group_hr_user",

        tracking=True,

        help='Employee bank salary account')

    permit_no = fields.Char('Work Permit No', groups="hr.group_hr_user", tracking=True)

    visa_no = fields.Char('Visa No', groups="hr.group_hr_user", tracking=True)

    visa_expire = fields.Date('Visa Expire Date', groups="hr.group_hr_user", tracking=True)

    additional_note = fields.Text(string='Additional Note', groups="hr.group_hr_user", tracking=True)

    certificate = fields.Selection([

        ('bachelor', 'Bachelor'),

        ('master', 'Master'),

        ('other', 'Other'),

    ], 'Certificate Level', default='other', groups="hr.group_hr_user", tracking=True)

    study_field = fields.Char("Field of Study", groups="hr.group_hr_user", tracking=True)

    study_school = fields.Char("School", groups="hr.group_hr_user", tracking=True)

    emergency_contact = fields.Char("Emergency Contact", groups="hr.group_hr_user", tracking=True)

    emergency_phone = fields.Char("Emergency Phone", groups="hr.group_hr_user", tracking=True)

    km_home_work = fields.Integer(string="Km Home-Work", groups="hr.group_hr_user", tracking=True)


    image_1920 = fields.Image(default=_default_image)

    phone = fields.Char(related='address_home_id.phone', related_sudo=False, string="Private Phone", groups="hr.group_hr_user")

    # employee in company

    child_ids = fields.One2many('hr.employee', 'parent_id', string='Direct subordinates')

    category_ids = fields.Many2many(

        'hr.employee.category', 'employee_category_rel',

        'emp_id', 'category_id', groups="hr.group_hr_manager",

        string='Tags')

    # misc

    notes = fields.Text('Notes', groups="hr.group_hr_user")

    color = fields.Integer('Color Index', default=0, groups="hr.group_hr_user")

    barcode = fields.Char(string="Badge ID", help="ID used for employee identification.", groups="hr.group_hr_user", copy=False)

    pin = fields.Char(string="PIN", groups="hr.group_hr_user", copy=False,

        help="PIN used to Check In/Out in Kiosk Mode (if enabled in Configuration).")

    departure_reason = fields.Selection([

        ('fired', 'Fired'),

        ('resigned', 'Resigned'),

        ('retired', 'Retired')

    ], string="Departure Reason", groups="hr.group_hr_user", copy=False, tracking=True)

    departure_description = fields.Text(string="Additional Information", groups="hr.group_hr_user", copy=False, tracking=True)

    message_main_attachment_id = fields.Many2one(groups="hr.group_hr_user")


    _sql_constraints = [

        ('barcode_uniq', 'unique (barcode)', "The Badge ID must be unique, this one is already assigned to another employee."),

        ('user_uniq', 'unique (user_id, company_id)', "A user cannot be linked to multiple employees in the same company.")

    ]


    def name_get(self):

        if self.check_access_rights('read', raise_exception=False):

            return super(HrEmployeePrivate, self).name_get()

        return self.env['hr.employee.public'].browse(self.ids).name_get()


    def _read(self, fields):

        if self.check_access_rights('read', raise_exception=False):

            return super(HrEmployeePrivate, self)._read(fields)


        res = self.env['hr.employee.public'].browse(self.ids).read(fields)

        for r in res:

            record = self.browse(r['id'])

            record._update_cache({k:v for k,v in r.items() if k in fields}, validate=False)


    def read(self, fields, load='_classic_read'):

        if self.check_access_rights('read', raise_exception=False):

            return super(HrEmployeePrivate, self).read(fields, load=load)

        private_fields = set(fields).difference(self.env['hr.employee.public']._fields.keys())

        if private_fields:

            raise AccessError(_('The fields "%s" you try to read is not available on the public employee profile.') % (','.join(private_fields)))

        return self.env['hr.employee.public'].browse(self.ids).read(fields, load=load)


    @api.model

    def load_views(self, views, options=None):

        if self.check_access_rights('read', raise_exception=False):

            return super(HrEmployeePrivate, self).load_views(views, options=options)

        return self.env['hr.employee.public'].load_views(views, options=options)


    @api.model

    def _search(self, args, offset=0, limit=None, order=None, count=False, access_rights_uid=None):

        """

            We override the _search because it is the method that checks the access rights

            This is correct to override the _search. That way we enforce the fact that calling

            search on an hr.employee returns a hr.employee recordset, even if you don't have access

            to this model, as the result of _search (the ids of the public employees) is to be

            browsed on the hr.employee model. This can be trusted as the ids of the public

            employees exactly match the ids of the related hr.employee.

        """

        if self.check_access_rights('read', raise_exception=False):

            return super(HrEmployeePrivate, self)._search(args, offset=offset, limit=limit, order=order, count=count, access_rights_uid=access_rights_uid)

        return self.env['hr.employee.public']._search(args, offset=offset, limit=limit, order=order, count=count, access_rights_uid=access_rights_uid)


    def get_formview_id(self, access_uid=None):

        """ Override this method in order to redirect many2one towards the right model depending on access_uid """

        if access_uid:

            self_sudo = self.with_user(access_uid)

        else:

            self_sudo = self


        if self_sudo.check_access_rights('read', raise_exception=False):

            return super(HrEmployeePrivate, self).get_formview_id(access_uid=access_uid)

        # Hardcode the form view for public employee

        return self.env.ref('hr.hr_employee_public_view_form').id


    def get_formview_action(self, access_uid=None):

        """ Override this method in order to redirect many2one towards the right model depending on access_uid """

        res = super(HrEmployeePrivate, self).get_formview_action(access_uid=access_uid)

        if access_uid:

            self_sudo = self.with_user(access_uid)

        else:

            self_sudo = self


        if not self_sudo.check_access_rights('read', raise_exception=False):

            res['res_model'] = 'hr.employee.public'


        return res


    @api.constrains('pin')

    def _verify_pin(self):

        for employee in self:

            if employee.pin and not employee.pin.isdigit():

                raise ValidationError(_("The PIN must be a sequence of digits."))


    @api.onchange('job_id')

    def _onchange_job_id(self):

        if self.job_id:

            self.job_title = self.job_id.name


    @api.onchange('address_id')

    def _onchange_address(self):

        self.work_phone = self.address_id.phone

        self.mobile_phone = self.address_id.mobile


    @api.onchange('company_id')

    def _onchange_company(self):

        address = self.company_id.partner_id.address_get(['default'])

        self.address_id = address['default'] if address else False


    @api.onchange('department_id')

    def _onchange_department(self):

        if self.department_id.manager_id:

            self.parent_id = self.department_id.manager_id


    @api.onchange('user_id')

    def _onchange_user(self):

        if self.user_id:

            self.update(self._sync_user(self.user_id))

            if not self.name:

                self.name = self.user_id.name


    @api.onchange('resource_calendar_id')

    def _onchange_timezone(self):

        if self.resource_calendar_id and not self.tz:

            self.tz = self.resource_calendar_id.tz


    def _sync_user(self, user):

        vals = dict(

            image_1920=user.image_1920,

            work_email=user.email,

            user_id=user.id,

        )

        if user.tz:

            vals['tz'] = user.tz

        return vals


    @api.model

    def create(self, vals):

        if vals.get('user_id'):

            user = self.env['res.users'].browse(vals['user_id'])

            vals.update(self._sync_user(user))

            vals['name'] = vals.get('name', user.name)

        employee = super(HrEmployeePrivate, self).create(vals)

        url = '/web#%s' % url_encode({'action': 'hr.plan_wizard_action', 'active_id': employee.id, 'active_model': 'hr.employee'})

        employee._message_log(body=_('<b>Congratulations!</b> May I recommend you to setup an <a href="%s">onboarding plan?</a>') % (url))

        if employee.department_id:

            self.env['mail.channel'].sudo().search([

                ('subscription_department_ids', 'in', employee.department_id.id)

            ])._subscribe_users()

        return employee


    def write(self, vals):

        if 'address_home_id' in vals:

            account_id = vals.get('bank_account_id') or self.bank_account_id.id

            if account_id:

                self.env['res.partner.bank'].browse(account_id).partner_id = vals['address_home_id']

        if vals.get('user_id'):

            vals.update(self._sync_user(self.env['res.users'].browse(vals['user_id'])))

        res = super(HrEmployeePrivate, self).write(vals)

        if vals.get('department_id') or vals.get('user_id'):

            department_id = vals['department_id'] if vals.get('department_id') else self[:1].department_id.id

            # When added to a department or changing user, subscribe to the channels auto-subscribed by department

            self.env['mail.channel'].sudo().search([

                ('subscription_department_ids', 'in', department_id)

            ])._subscribe_users()

        return res


    def unlink(self):

        resources = self.mapped('resource_id')

        super(HrEmployeePrivate, self).unlink()

        return resources.unlink()


    def toggle_active(self):

        res = super(HrEmployeePrivate, self).toggle_active()

        self.filtered(lambda employee: employee.active).write({

            'departure_reason': False,

            'departure_description': False,

        })

        if len(self) == 1 and not self.active:

            return {

                'type': 'ir.actions.act_window',

                'name': _('Register Departure'),

                'res_model': 'hr.departure.wizard',

                'view_mode': 'form',

                'target': 'new',

                'context': {'active_id': self.id},

                'views': [[False, 'form']]

            }

        return res


    def generate_random_barcode(self):

        for employee in self:

            employee.barcode = '041'+"".join(choice(digits) for i in range(9))


    @api.depends('address_home_id.parent_id')

    def _compute_is_address_home_a_company(self):

        """Checks that chosen address (res.partner) is not linked to a company.

        """

        for employee in self:

            try:

                employee.is_address_home_a_company = employee.address_home_id.parent_id.id is not False

            except AccessError:

                employee.is_address_home_a_company = False


    # ---------------------------------------------------------

    # Business Methods

    # ---------------------------------------------------------


    @api.model

    def get_import_templates(self):

        return [{

            'label': _('Import Template for Employees'),

            'template': '/hr/static/xls/hr_employee.xls'

        }]


    def _post_author(self):

        """

        When a user updates his own employee's data, all operations are performed

        by super user. However, tracking messages should not be posted as OdooBot

        but as the actual user.

        This method is used in the overrides of `_message_log` and `message_post`

        to post messages as the correct user.

        """

        real_user = self.env.context.get('binary_field_real_user')

        if self.env.is_superuser() and real_user:

            self = self.with_user(real_user)

        return self


    # ---------------------------------------------------------

    # Messaging

    # ---------------------------------------------------------


    def _message_log(self, **kwargs):

        return super(HrEmployeePrivate, self._post_author())._message_log(**kwargs)


    @api.returns('mail.message', lambda value: value.id)

    def message_post(self, **kwargs):

        return super(HrEmployeePrivate, self._post_author()).message_post(**kwargs)


    def _sms_get_partner_fields(self):

        return ['user_partner_id']


    def _sms_get_number_fields(self):

        return ['mobile_phone']



but when i enter  the age , iam getting this error below :

Error:
Odoo Server Error

Traceback (most recent call last):
  File "/odoo/odoo-server/odoo/http.py", line 619, in _handle_exception
    return super(JsonRequest, self)._handle_exception(exception)
  File "/odoo/odoo-server/odoo/http.py", line 309, in _handle_exception
    raise pycompat.reraise(type(exception), exception, sys.exc_info()[2])
  File "/odoo/odoo-server/odoo/tools/pycompat.py", line 14, in reraise
    raise value
  File "/odoo/odoo-server/odoo/http.py", line 664, in dispatch
    result = self._call_function(**self.params)
  File "/odoo/odoo-server/odoo/http.py", line 345, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "/odoo/odoo-server/odoo/service/model.py", line 93, in wrapper
    return f(dbname, *args, **kwargs)
  File "/odoo/odoo-server/odoo/http.py", line 338, in checked_call
    result = self.endpoint(*a, **kw)
  File "/odoo/odoo-server/odoo/http.py", line 910, in __call__
    return self.method(*args, **kw)
  File "/odoo/odoo-server/odoo/http.py", line 510, in response_wrap
    response = f(*args, **kw)
  File "/odoo/odoo-server/addons/web/controllers/main.py", line 1320, in call_kw
    return self._call_kw(model, method, args, kwargs)
  File "/odoo/odoo-server/addons/web/controllers/main.py", line 1312, in _call_kw
    return call_kw(request.env[model], method, args, kwargs)
  File "/odoo/odoo-server/odoo/api.py", line 387, in call_kw
    result = _call_kw_multi(method, model, args, kwargs)
  File "/odoo/odoo-server/odoo/api.py", line 374, in _call_kw_multi
    result = method(recs, *args, **kwargs)
  File "/odoo/odoo-server/odoo/models.py", line 6070, in onchange
    record._onchange_eval(name, field_onchange[name], result)
  File "/odoo/odoo-server/odoo/models.py", line 5871, in _onchange_eval
    method_res = method(self)
  File "/odoo/odoo-server/addons/hr/models/hr_employee.py", line 83, in _onchange_birth_date
    @api.onchange('birthday')
NameError: name 'datetime' is not defined



SOMEONE HELP ME 
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MUHAMMAD Imran
Best Answer
from datetime import date

def calculate_age(born):
    today = date.today()
    return today.year - born.year - ((today.month, today.day) < (born.month, born.day))
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James
-

Thanks for sharing

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cabrejua
Best Answer

Try only:

import datetime

instead of:

from datetime import datetime

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