Type annotation, linter fixes and cleanup

grzegorz_clients/utils.py

@@ -1,9 +1,5 @@
 from functools import wraps
-from urllib.parse import urlsplit, urlunsplit, parse_qs, urlencode
 import threading
-import youtube_dl
-
-class Namespace(object): pass
 
 def seconds_to_timestamp(s):
 	return "%i:%.2i" % (s//60, s%60)