Apply pycodestyle recommendation on logger.py

manager/logger.py

@@ -4,6 +4,7 @@ from .signals import siglog
 from .models import Device, Wifi, DeviceLog, UserLog, WifiLog
 from django.contrib.auth.models import User
 
+
 @receiver(siglog)
 def logger(sender, **kwargs):
     if sender == Device:
@@ -22,4 +23,3 @@ def logger(sender, **kwargs):
             oldvalue=kwargs["oldvalue"],
             newvalue=kwargs["newvalue"]
             )
-