Two of our customers who were interested in SMS marketing or SMS WiFi login are on some tourist heaven islands and Twilio is expensive there so they used GoIP on their own as it's way cheaper to send local SMS there without the need to go outside to the continent.

Ah, fixed ;)

% string formatting is still valid and used in Python 3. It's not removed or deprecated for now.

Using a browser would be quite heavy, especially for one of those meme sites that handle a rather large flow of new content.

It's not Python 2.