Drop Python 2 (1/n): remove unicode string and url_utils

searx/engines/youtube_noapi.py

@@ -10,9 +10,9 @@
 
 from functools import reduce
 from json import loads
+from urllib.parse import quote_plus
 from searx.engines.xpath import extract_text
 from searx.utils import list_get
-from searx.url_utils import quote_plus
 
 # engine dependent config
 categories = ['videos', 'music']