Salyut is a parser and execute engine of trico script. You can run and get result from trico script by Salyut. Due to Salyut is an open-source project,you can custom your own expression under expr or custom your own token under token.
Salyut based on
Lexical analysis by Yaml. If you have experience with Yaml, it should be easy to understand the language struct of trico script.
Control the browser by Selenium. If you have experience with Selenium,it should be easy to extend the funnction of trico script.