minor fix

MP2/peer.py

@@ -64,7 +64,7 @@ def worker_1():
                 join_id = (join_ip, join_port, join_timestamp)
                 
                 with members_list_lock:
-                    if join_id in dead_ids:
+                    if join_id in dead_members:
                         continue
 
                     if join_id not in members_list:
@@ -111,13 +111,13 @@ def worker_1():
                         incoming_state = member['state']
                         incoming_hb = member['heart_beat']
 
-                        if member_id in dead_ids:
+                        if member_id in dead_members:
                             continue
 
                         if member_id not in members_list:
 
                             if incoming_state == "failed":
-                                dead_ids.add(member_id)
+                                dead_members.add(member_id)
                                 continue
 
                             members_list[member_id] = {
@@ -221,7 +221,7 @@ def worker_4():
                     to_remove.append(member_id)
             
             for member_id in to_remove:
-                dead_ids.add(member_id)
+                dead_members.add(member_id)
                 del members_list[member_id]
                 
         time.sleep(0.5)