Solution: All 4 Parts completed#1

Merged

ziyic merged 2 commits intomainfrom

Jul 1, 2021

Commits on Jun 30, 2021

test(video.py;video_player.py;video_playlist.py): Part1&Part2 Passed the test
ziyic
committed

Commits on Jul 1, 2021

feat(video.py;video_player.py;video_playlist.py): All 4 Parts completed
ziyic
committed