syntax and pep8

what have I become - a pep8 monster

cleanup.py

@@ -1,7 +1,8 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-import logging
 import datetime
+import logging
+
 from control import EjabberdCtl
 
 
@@ -11,7 +12,7 @@ class EjabberdCleanup(EjabberdCtl):
         self.ignore_hosts = []
         self.ignore_usernames = []
         self.dry = False
-        self.skip_by_roster_roster = True
+        self.skip_by_roster = True
         self.delete_not_login = True
         self.offline_since_days = None
 
@@ -46,7 +47,6 @@ class EjabberdCleanup(EjabberdCtl):
             if lastdate != None and  lastdate-datetime.datetime.now() > datetime.timedelta(days=self.offline_since_days):
                 self.delete_user(host, user, f"last seen @ {lastdate}")
                 return
-                
 
     def run(self):
         for host in self.fetch_vhosts():
@@ -58,8 +58,8 @@ class EjabberdCleanup(EjabberdCtl):
                     continue
                 self.run_user(host, user)
 
+
 if __name__ == "__main__":
-    import json
     from config import Config
 
     # load config