Synchronize 2 switches

sync2switches.yml

blueprint:
  name: Synchronize 2 States
  description: Bind two switches together to act in unison
  domain: automation
  input:
    switch_1:
      name: Switch 1
      selector:
        entity:
          domain: switch
    switch_2:
      name: Switch 2
      selector:
        entity:
          domain: switch

variables:
  switch_1: !input switch_1
  switch_2: !input switch_2

trigger:
  - platform: state
    entity_id: 
      - !input switch_1
      - !input switch_2

mode: single
max_exceeded: silent

condition:
  '{{ trigger.to_state.state != trigger.from_state.state }}'

action:
  # Set to target value
  - choose:
    - conditions:
      - '{{ trigger.entity_id != switch_1 }}'
      - '{{ trigger.to_state.state != states(switch_1) }}'
      sequence:
        - service: 'switch.turn_{{ trigger.to_state.state }}'
          entity_id: !input switch_1

  - choose:
    - conditions:
      - '{{ trigger.entity_id != switch_2 }}'
      - '{{ trigger.to_state.state != states(switch_2) }}'
      sequence:
        - service: 'switch.turn_{{ trigger.to_state.state }}'
          entity_id: !input switch_2