diff --git a/main.py b/main.py
index ee731e6..85f9dd7 100755
--- a/main.py
+++ b/main.py
@@ -14,6 +14,7 @@ from werkzeug.middleware.proxy_fix import ProxyFix
 import hashlib
 import requests
 
+
 app = Flask(__name__)
 FlaskUUID(app)
 qrcode = QRcode(app)
@@ -65,7 +66,8 @@ def generate_next_url(type, ip_branch):
 @app.route('/')
 def show_qr_and_list():
     # TODO: reject direct connections to server; allow access only via proxy
-    get_list = requests.get('http://137.184.126.24:8080/hr_attendance_extended/public/attendance/').json()
+    get_list = requests.get(
+        'http://137.184.126.24:8080/hr_attendance_extended/public/attendance/').json()
     list_ips = get_list["list_ips"]
     ip_branch = request.environ.get('HTTP_X_REAL_IP', request.remote_addr)
     if ip_branch in list_ips: