Reusable Functions: A simple lambda example with copious notes

[5iver (Scott Rushworth)]

@thisisIO

Maybe u know a good tutorial or thread here with explanation?

You can use the new rule engine and do scripted automation using Jython, which is Python for the JVM. The OH docs are a bit meager. It has some important information, but don’t follow those installation instructions. The raw automation API is extremely rough to use without living in the source code. Fortunately, there are helper libraries that make it very easy to use and are a game changer for OH automation. There is a lot of documentation to help and most design patterns now also have Jython examples. The installation isn’t too difficult, but I’m working on an addon to simplify things. Even @rlkoshak has migrated all of his rules from the rules DSL to Jython and @vzorglub is in process.

Simplified Jython rule definition (similar to Rules DSL) using a universal decorator

I’ve pushed a major update to the openhab-scripters repo, with a number of changes to the openhab.triggers module, openhab.rules module, and updated the documentation. The biggest changes are a new rule decorator and a single unified trigger decorator that will work for (almost) all of the triggers available in the Rules DSL, and the trigger definitions should look familiar… from openhab.rules import rule from openhab.triggers import when @rule("This is the name of a test rule") @when("Item Te…

https://openhab-scripters.github.io/openhab-helper-libraries/index.html

Let me know if you have an questions or issues… but probably should be in a new topic .