Merge pull request #8092 from bpfoley/twitter-thumbnail

[utils] Add extract_attributes for extracting html tag attributes

diff --cc test/test_utils.py
index bc28ceb344f0388ed11028af3171d2007777c366,cb85e18f08574c84ecd2c8616d69e36aff123717..5a01099775846904c26ec3ea5b396ac16409344f
--- 1/test/test_utils.py
--- 2/test/test_utils.py
+++ b/test/test_utils.py
@@@ -77,9 -76,8 +78,10 @@@ from youtube_dl.utils import 
      cli_bool_option,
  )
  from youtube_dl.compat import (
+     compat_chr,
      compat_etree_fromstring,
 +    compat_urlparse,
 +    compat_parse_qs,
  )
  
  

diff --cc youtube_dl/compat.py
Simple merge

diff --cc youtube_dl/utils.py
Simple merge