No, you're not; however, since there weren't any comments here condemning PyShell's (lack of) speed and stating the absolute need for rewrite in another language[1], it was easy to deduce that Python-the-language really wasn't mentioned in the article.
[1] with the obvious advantage of improving performance by 2 orders of magnitude thus solving Earth's carbon cycle issues
[1] with the obvious advantage of improving performance by 2 orders of magnitude thus solving Earth's carbon cycle issues