output:
  - platform: gpio
    pin: D3
    id: relay
switch:
  - platform: template
    name: "PC"
    lambda: 'return id(pc_power).state'
    turn_on_action:
      - switch.turn_on: pc
    turn_off_action:
      - switch.turn_off: pc
  - platform: template
    name: "PC switch"
    id: pc
    turn_on_action:
      - output.turn_on: relay
      - delay: 0.5s
      - output.turn_off: relay
    turn_off_action:
      - output.turn_on: relay
      - delay: 0.5s
      - output.turn_off: relay
binary_sensor:
  - platform: gpio
    pin: D5
    filters:
      - delayed_off: 500ms
    id: pc_power