[UPD] contract sale report compute tags for performance

report/hall_contract_sale_report.py

 # Copyright 2023 Le Filament (https://le-filament.com)
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html)
 
-from odoo import api, fields, models, tools
+from odoo import fields, models, tools
 
 
 class HallContractSaleReport(models.Model):
@@ -88,18 +88,21 @@ class HallContractSaleReport(models.Model):
             "partner_id",
             "manager_id",
             "commercial_name",
-            "tag_ids",
         ],
     }
 
-    @api.depends("contract_id")
+    # ------------------------------------------------------
+    # Compute functions
+    # ------------------------------------------------------
     def _compute_tags(self):
-        for s in self:
-            s.tag_ids = s.contract_id.tag_ids
+        self.tag_ids = self.env["hall.contract.tag"].search([])
 
     def _search_tags(self, operator, value):
         return [("contract_id.tag_ids", operator, value)]
 
+    # ------------------------------------------------------
+    # Query functions
+    # ------------------------------------------------------
     def _select(self):
         return """
             SELECT