Add partner_default_properties addon with default fiscal position and payment terms for new customers

partner_default_properties/models/res_partner.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+from odoo import models
+from .res_config_settings import PARAM_FISCAL_POSITION, PARAM_PAYMENT_TERM
+
+
+class ResPartner(models.Model):
+    _inherit = 'res.partner'
+
+    def default_get(self, fields_list):
+        res = super().default_get(fields_list)
+        ICP = self.env['ir.config_parameter'].sudo()
+
+        fp_id = ICP.get_param(PARAM_FISCAL_POSITION)
+        if fp_id:
+            res['property_account_position_id'] = int(fp_id)
+
+        pt_id = ICP.get_param(PARAM_PAYMENT_TERM)
+        if pt_id:
+            res['property_payment_term_id'] = int(pt_id)
+
+        return res