diff --git a/app.py b/app.py
index 3162c61..ddf3390 100644
--- a/app.py
+++ b/app.py
@@ -7,6 +7,7 @@ import os
 import redis
 import json
 import logging
+import socket
 
 """
 Scheduler
@@ -35,6 +36,9 @@ def main():
     consumer_list_redis = json.loads((r.get('consumer_list') or b'{}').decode('utf-8'))
     logging.debug('Get consumer list from redis at first: Done')
     temp_dict = { }
+    
+    hostname = socket.gethostname()
+    current_ip = socket.gethostbyname(host_name)
 
     for ip in ip_list:
         try:
@@ -58,13 +62,12 @@ def main():
             ip = info['ip']
             try:
                 # request synchronization
-                response = requests.post(f"http://{ip}/sync", json = { 'uuid': os.environ['LOCAL_UUID'] })
+                response = requests.post(f"http://{ip}/sync", json={'uuid': os.environ['LOCAL_UUID']})
             except requests.exceptions.ConnectionError:
                 continue
 
             if response.status_code == 200:
-                temp_dict[response.json()['uuid']] = { 'ip': ip }
-
+                temp_dict[response.json()['uuid']] = {'ip': ip}
 
         # update the dictionary of the currently available consumers
         consumer_list_redis.update(temp_dict)