Update product_template.py

odex25_sales/dev_membership/models/product_template.py

@@ -14,6 +14,26 @@ from odoo import fields,api, models,_
 class ProductTemplate(models.Model):
     _inherit = "product.template"
 
+    type_no = fields.Char("Number", default=lambda self: self._get_next_projectno(), tracking=True,copy=False)
+
+    @api.model
+    def _get_next_projectno(self):
+        next_sequence = "/ "
+        sequence = self.env['ir.sequence'].search(
+            ['|', ('company_id', '=', self.env.company[0].id), ('company_id', '=', False),
+             ('code', '=', 'seq.product.template')], limit=1)
+        if sequence:
+            next_sequence = sequence.get_next_char(sequence.number_next_actual)
+        return next_sequence
+
+    @api.model
+    def create(self, vals):
+        company_id = vals.get('company_id', self.default_get(['company_id'])['company_id'])
+        self_comp = self.with_company(company_id)
+        if not vals.get('type_no', False):
+            vals['type_no'] = self_comp.env['ir.sequence'].next_by_code('seq.product.template') or '/'
+        return super().create(vals)
+
     gender = fields.Selection(
         selection=[("male", "Male"), ("female", "Female")], default="male",string='Gender'
     )