For those who prefer using WordPress, plugins like RankMath with Instant Indexing can simplify the process further. But it's important to note that Blogger users can also benefit from Google's Indexing API, even without third-party plugins.
Your step-by-step guide using Google Colab is valuable, especially for those who want instant indexing without any coding involved. It's a handy resource for bloggers and website owners looking to boost their SEO efforts.
And if you're looking for affordable SEO services for small businesses, I found one option at froogleseo.com. As for me, it seems like a promising option to explore.