work on report

reports/account.py

@@ -1,4 +1,5 @@
 from odoo import models, api, fields
+import datetime
 from datetime import date
 
 
@@ -14,6 +15,8 @@ class AccountMove(models.Model):
                 sale_id = self.env['sale.order'].sudo().search([('name', '=', rec.invoice_origin)])
                 for doc in sale_id:
                     rec.print_date = doc.signed_on
+            else:
+                rec.print_date = date.today()
 
 
     def compute_signature(self):