[NEW] Addons creation - Account Quotation Sale Order Invoice Title

account_quotation_sale_order_invoice_title/models/__init__.py

@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+
+from . import account_move
+from . import sale

account_quotation_sale_order_invoice_title/models/account_move.py

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+# -*- coding: utf-8 -*-
+
+from odoo import models, fields
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    move_title = fields.Char(string="Invoice Title")

account_quotation_sale_order_invoice_title/models/sale.py

@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-
+
+from odoo import models, fields
+
+
+class SaleOrder(models.Model):
+    _inherit = "sale.order"
+
+    so_title = fields.Char(string="Title")
+
+    def _prepare_invoice(self):
+        res = super(SaleOrder, self)._prepare_invoice()
+        res["move_title"] = self.so_title
+        return res