cleaning deleted file "system"

command.py

@@ -9,7 +9,6 @@ import pymumble_py3 as pymumble
 from constants import tr_cli as tr
 from constants import commands
 import interface
-import media.system
 import util
 import variables as var
 from pyradios import RadioBrowser

media/url.py

@@ -15,7 +15,6 @@ import media
 import variables as var
 from media.item import BaseItem, item_builders, item_loaders, item_id_generators, ValidationFailedError, \
     PreparationFailedError
-import media.system
 from util import format_time
 
 log = logging.getLogger("bot")

mumbleBot.py

@@ -26,7 +26,6 @@ import command
 import constants
 from constants import tr_cli as tr
 from database import SettingsDatabase, MusicDatabase, DatabaseMigration
-import media.system
 from media.item import ValidationFailedError, PreparationFailedError
 from media.playlist import BasePlaylist
 from media.cache import MusicCache