[FIX] l10n_ch: avoid warning about not stored of l10n_ch_isr_number_spaced

two compute field have same method but one is store and other one is non store
so we split compute method for both fields(l10n_ch_isr_number,l10n_ch_isr_number_spaced)

closes odoo/odoo#39689

Signed-off-by: Josse Colpaert <jco@openerp.com>

addons/l10n_ch/models/account_invoice.py

@@ -19,7 +19,7 @@ class AccountMove(models.Model):
     l10n_ch_isr_subscription_formatted = fields.Char(compute='_compute_l10n_ch_isr_subscription', help="ISR subscription number your company or your bank, formated with '-' and without the padding zeros, to generate ISR report.")
 
     l10n_ch_isr_number = fields.Char(compute='_compute_l10n_ch_isr_number', store=True, help='The reference number associated with this invoice')
-    l10n_ch_isr_number_spaced = fields.Char(compute='_compute_l10n_ch_isr_number', help="ISR number split in blocks of 5 characters (right-justified), to generate ISR report.")
+    l10n_ch_isr_number_spaced = fields.Char(compute='_compute_l10n_ch_isr_number_spaced', help="ISR number split in blocks of 5 characters (right-justified), to generate ISR report.")
 
     l10n_ch_isr_optical_line = fields.Char(compute="_compute_l10n_ch_isr_optical_line", help='Optical reading line, as it will be printed on ISR')
 
@@ -71,6 +71,19 @@ class AccountMove(models.Model):
         this number with zeros. The last character of the ISR number is the result
         of a recursive modulo 10 on its first 26 characters.
         """
+        for record in self:
+            if record.name and record.invoice_partner_bank_id and record.invoice_partner_bank_id.l10n_ch_postal:
+                invoice_issuer_ref = record.invoice_partner_bank_id.l10n_ch_postal.ljust(l10n_ch_ISR_NUMBER_ISSUER_LENGTH, '0')
+                invoice_ref = re.sub('[^\d]', '', record.name)
+                #We only keep the last digits of the sequence number if it is too long
+                invoice_ref = invoice_ref[-l10n_ch_ISR_NUMBER_ISSUER_LENGTH:]
+                internal_ref = invoice_ref.zfill(l10n_ch_ISR_NUMBER_LENGTH - l10n_ch_ISR_NUMBER_ISSUER_LENGTH - 1) # -1 for mod10r check character
+                record.l10n_ch_isr_number = mod10r(invoice_issuer_ref + internal_ref)
+            else:
+                record.l10n_ch_isr_number = False
+
+    @api.depends('l10n_ch_isr_number')
+    def _compute_l10n_ch_isr_number_spaced(self):
         def _space_isr_number(isr_number):
             to_treat = isr_number
             res = ''
@@ -83,17 +96,11 @@ class AccountMove(models.Model):
 
         for record in self:
             if record.name and record.invoice_partner_bank_id and record.invoice_partner_bank_id.l10n_ch_postal:
-                invoice_issuer_ref = record.invoice_partner_bank_id.l10n_ch_postal.ljust(l10n_ch_ISR_NUMBER_ISSUER_LENGTH, '0')
-                invoice_ref = re.sub('[^\d]', '', record.name)
-                #We only keep the last digits of the sequence number if it is too long
-                invoice_ref = invoice_ref[-l10n_ch_ISR_NUMBER_ISSUER_LENGTH:]
-                internal_ref = invoice_ref.zfill(l10n_ch_ISR_NUMBER_LENGTH - l10n_ch_ISR_NUMBER_ISSUER_LENGTH - 1) # -1 for mod10r check character
-                record.l10n_ch_isr_number = mod10r(invoice_issuer_ref + internal_ref)
                 record.l10n_ch_isr_number_spaced = _space_isr_number(record.l10n_ch_isr_number)
             else:
-                record.l10n_ch_isr_number = False
                 record.l10n_ch_isr_number_spaced = False
 
+
     @api.depends(
         'currency_id.name', 'amount_total', 'name',
         'invoice_partner_bank_id.l10n_ch_postal',