Template sensor: how to write to log (to debug specific&rare situations)

[htdar]

And another approach suggested here using the syslog integration:

Write to log

The Syslog notification platform effectively fulfills my feature request. It allows me to write to the log (syslog). In configuration.yaml: notify: - name: loginfo platform: syslog Example usage: Log an entity’s current state. - alias: 'Test loginfo' hide_entity: true trigger: - platform: state entity_id: light.kitchen action: - service: notify.loginfo data_template: message: "Kitchen light is {{states('light.kitchen')}}." Output in syslog: Jan 25 19…