odoo_18_Education_management/models/school_subject_teacher_info.py

from odoo import models, fields, api

class HrEmployee(models.Model):
    _inherit = 'hr.employee'

    subject_id = fields.Many2one('school.subject', string="Subject")
    activity = fields.Char(string='Activity')
    department = fields.Many2one('hr.department', string="Department")
    activity_deadline = fields.Date(string='New Activity Deadline')
    experience = fields.Integer(string="Experience (Years)")
    extra_info = fields.Text(string="Extra Info")
    manager = fields.Char(string="Manager")
    job_position = fields.Char(string="Job Position")
    employee_name = fields.Char(compute="_compute_employee_name", store=True)

    @api.depends('name')
    def _compute_employee_name(self):
        for rec in self:
            rec.employee_name = rec.name