update wechat payment , fix bug

app_common/models/__init__.py

@@ -30,6 +30,7 @@ from . import ir_mail_server
 from . import mail_mail
 from . import ir_http
 from . import app_import
+from . import res_partner
 
 
 

app_common/models/res_partner.py

@@ -0,0 +1,13 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models, tools,  _
+
+
+class ResPartner(models.Model):
+    _inherit = 'res.partner'
+
+    def get_related_user_id(self):
+        self.ensure_one()
+        user = self.env['res.users'].sudo().with_context(active_test=False).search([('partner_id', '=', self.id)], limit=1)
+        return user