[UPD] Change the definition of state field

account_banking_mandate/model/account_banking_mandate.py

@@ -50,11 +50,12 @@ class mandate(orm.Model):
     }
 
     def _get_states(self, cr, uid, context=None):
-        return (
-            ('draft', 'Draft'),
-            ('valid', 'Valid'),
-            ('expired', 'Expired'),
-            ('cancel', 'Cancelled'),)
+        return [
+            ('draft', _('Draft')),
+            ('valid', _('Valid')),
+            ('expired', _('Expired')),
+            ('cancel', _('Cancelled')),
+        ]
 
     _columns = {
         'partner_bank_id': fields.many2one(
@@ -72,7 +73,8 @@ class mandate(orm.Model):
         'last_debit_date': fields.date(
             'Date of the Last Debit', readonly=True),
         'state': fields.selection(
-            _get_states, 'Status',
+            lambda self, *a, **kw: self._get_states(*a, **kw),
+            string='Status',
             help="Only valid mandates can be used in a payment line. A "
             "cancelled mandate is a mandate that has been cancelled by "
             "the customer."),