yt-dlp @2022.01.21 +ffmpeg +python310 build failure

[thomasrussellmurphy (Thomas Russell Murphy)]

I tried installing the new default +python310 variant and got a build failure. Remaining on +python39 still installs fine as a workaround. MacOS 10.14.6.

@line 4071

:info:build running build_scripts
:info:build creating build/scripts-3.10
:info:build Traceback (most recent call last):
:info:build   File "/opt/local/Library/Frameworks/Python.framework/Versions/3.10/lib/python3.10/tokenize.py", line 332, in find_cookie
:info:build     line_string = line.decode('utf-8')
:info:build UnicodeDecodeError: 'utf-8' codec can't decode byte 0xf2 in position 14: invalid continuation byte
:info:build During handling of the above exception, another exception occurred:
:info:build Traceback (most recent call last):
:info:build   File "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_net_youtube-dl/yt-dlp/work/yt-dlp/setup.py", line 107, in <module>

[ryandesign (Ryan Carsten Schmidt)]

[d5b81afee55f1f05298fcbc29b563d8a19c9aad5/macports-ports]