Pi hardware monitor on HA

#=============================================
#=== Raspberry Pi CPU Temperature
#=============================================
- platform: command_line
  name: RPi CPU Temperature
  command: "cat /sys/class/thermal/thermal_zone0/temp"
  value_template: "{{ value | multiply(0.001) | round(2) }}"

#=============================================
#=== Last boot time, Disk, memory & CPU usage
#=============================================
- platform: systemmonitor
  resources:
    - type: last_boot
    - type: disk_use_percent
      arg: /
    - type: memory_use_percent
    - type: processor_use

#====================
#=== CPU Temperature
#====================
- platform: command_line
  name: CPU Temp
  command: "cat /sys/class/thermal/thermal_zone0/temp"
  unit_of_measurement: "°C"
  value_template: "{{ value | multiply(0.001) | round(2) }}"

#====================
#=== GPU Temperature
#====================
- platform: command_line
  name: GPU Temp
  command: "/opt/vc/bin/vcgencmd measure_temp"
  unit_of_measurement: "°C"
  value_template: '{{ value | replace("temp=", "") | replace("''C", "") }}'

#===================
#=== System Up Time
#===================
- platform: uptime

#===================
#=== Templates for RPi boot and uptime
#===================

- platform: template
  sensors:
    #=========================================
    #=== Raspberry Pi last boot date and time
    #=========================================
    last_boot_date_time:
      friendly_name: Last Boot
      value_template: >
        {% set date = as_timestamp(states('sensor.last_boot')) | timestamp_custom('%d') %}
        {% set date = '{:01}'.format(date | int) %}
        {% if date in ('1', '21', '31') %}
          {% set date = date ~ 'st' %}
        {% elif date in ('2', '22') %}
          {% set date = date ~ 'nd' %}
        {% elif date in ('3', '23') %}
          {% set date = date ~ 'rd' %}
        {% else %}
          {% set date = date ~ 'th' %}
        {% endif %}

        {{ as_timestamp(states('sensor.last_boot')) | timestamp_custom('%H:%M on %a') }} {{ date }} {{ as_timestamp(states('sensor.last_boot')) | timestamp_custom('%b %Y') }}

    #=========================
    #=== Raspberry Pi Up Time
    #=========================
    rpi_uptime:
      friendly_name: RPi Uptime
      value_template: >
        {% set up_time = as_timestamp(now()) - as_timestamp(states('sensor.last_boot')) %}

        {% set minutes = (up_time // 60) | int %}
        {% set hours = (minutes // 60) %}
        {% set days = (hours // 24) %}
        {% set weeks = (days // 7) %}

        {% set minutes = (minutes % 60) %}
        {% set hours =  (hours % 24) %}
        {% set days = (days % 7) %}

        {% macro phrase(value, name) %}
                  {%- set value = value %}
                  {%- set end = 's' if value > 1 else '' %}
                  {{- '{} {}{}'.format(value, name, end) if value | int > 0 else '' }}
        {%- endmacro %}

        {% set text = [ phrase(weeks, 'week'), phrase(days, 'day'), phrase(hours, 'hr'), phrase(minutes, 'min') ] |             select('!=','') | list | join(', ') %}
        {% set last_comma = text.rfind(',') %}
        {% if last_comma != -1 %}
          {% set text = text[:last_comma] + ' and' + text[last_comma + 1:] %}
        {% endif %}

        {{ text }}