diff --git a/profiler/cluster_analyse/communication_group/base_communication_group.py b/profiler/cluster_analyse/communication_group/base_communication_group.py
index 527a2bb20d472278c6888621e6f80cf85b560b21..1749018bfaad0de711ebc29e60b5d50ef3e7dd53 100644
--- a/profiler/cluster_analyse/communication_group/base_communication_group.py
+++ b/profiler/cluster_analyse/communication_group/base_communication_group.py
@@ -80,7 +80,7 @@ class BaseCommunicationGroup:
 
     def generate_p2p_communication_group(self):
         stage_group = {}
-        for group_name, rank_set in self.collective_group_dict.items():
+        for _, rank_set in self.collective_group_dict.items():
             if not self.whether_valid_comm_group(rank_set):
                 continue
             unioned_set = set()