[MIG] add _get_report_base_filename method

easy_my_coop/models/partner.py

@@ -10,6 +10,14 @@ from odoo import api, fields, models
 class ResPartner(models.Model):
     _inherit = 'res.partner'
 
+    @api.multi
+    def _get_report_base_filename(self):
+        self.ensure_one()
+        if self.member:
+            return "Cooperator Certificate - %s" % self.name
+        else:
+            return 'unknow'
+
     @api.multi
     def _invoice_total(self):
         account_invoice_report = self.env['account.invoice.report']