!input directive used within a Jinja2 template in the trigger section of a Blueprint

[Didgeridrew]

You can’t use !input in Jinja, you need to assign the input value to a script/YAML variable first.

In this case it needs to be a trigger_variable so it renders before the trigger is instantiated.

Blueprints: Get your !input value into a template

When you gather data in a blueprint using !inputs, you will need to use that data in the lower parts of the blueprint. All the native Home Assistant places accept the !input my_data format for this. If you are using the value in a template, however, this does not work. The code inside of the template brackets is all rendered by a jinja2 template engine, not Home Assistant. That engine does not know what the !input tag is. That is looking for a variable. Therefore in order for template engin…