[ADD]membership_associate_member: get list of member with same associate member

membership_associate_member/models/res_partner.py

@@ -0,0 +1,18 @@
+from odoo import models
+
+
+class ResPartner(models.Model):
+    _inherit = "res.partner"
+
+    def get_all_members_of_associate_member(self, associate_member_id):
+        """
+        param : a member id
+        if member is define somewhere as associate_member, return all members where my member in param is the associate_member
+        return : list of members (res.partner)
+        """
+
+        members = self.env["res.partner"].search(
+                        [("associate_member", "=", associate_member_id)]
+                    )
+
+        return members