Shooting Game by Python with Pyglet library.
This game programming is used and explained in the video. https://youtu.be/RWZfQLvtqrU
The referrenced document. "Pythonでつくる ゲームプログラミング入門" 松浦健一郎/司ゆき 著, ISBN 9784798061764 https://www.shuwasystem.co.jp/book/9784798061764.html