old_contents: # -*- coding: utf-8 -*-
  """
  Display the status of a service on your system.
  
  Configuration parameters:
      cache_timeout: refresh interval for this module (default 5)
      format: display format for this module (default '{unit}: {status}')
      unit: specify the systemd unit to use (default 'dbus.service')
  
  Format of status string placeholders:
      {unit} unit name, eg sshd
      {status} unit status, eg active, inactive, not-found
  
  Color options:
      color_good: unit active
      color_bad: unit inactive
      color_degraded: unit not-found
  
  Examples:
  ```
  # show the status of vpn service
  # left click to start, right click to stop
  systemd vpn {
      unit = 'vpn.service'
      on_click 1 = 'exec sudo systemctl start vpn'
      on_click 3 = 'exec sudo systemctl stop vpn'
  }
  ```
  
  Requires:
      pydbus: pythonic dbus library
  
  @author Adrian Lopez <adrianlzt@gmail.com>
  @license BSD
  """
  
  from pydbus import SystemBus
  
  
  class Py3status:
      # available configuration parameters
      cache_timeout = 5
      format = '{unit}: {status}'
      unit = 'dbus.service'
  
      def post_config_hook(self):
          bus = SystemBus()
          systemd = bus.get('org.freedesktop.systemd1')
          s_unit = systemd.LoadUnit(self.unit)
          self.systemd_unit = bus.get('.systemd1', s_unit)
  
      def check_status(self, i3s_output_list, i3s_config):
          """
          Ask dbus to get Status and loaded status for the unit
          """
          status = self.systemd_unit.Get('org.freedesktop.systemd1.Unit', 'ActiveState')
          exists = self.systemd_unit.Get('org.freedesktop.systemd1.Unit', 'LoadState')
  
          if exists == 'not-found':
              color = self.py3.COLOR_DEGRADED
              status = exists
          elif status == 'active':
              color = self.py3.COLOR_GOOD
          elif status == 'inactive':
              color = self.py3.COLOR_BAD
          else:
              color = self.py3.COLOR_DEGRADED
  
          full_text = self.py3.safe_format(self.format, {'unit': self.unit, 'status': status})
          response = {
              'cached_until': self.py3.time_in(self.cache_timeout),
              'full_text': full_text,
              'color': color
          }
          return response
  
  
  if __name__ == "__main__":
      """
      Run module in test mode.
      """
      from py3status.module_test import module_test
      module_test(Py3status)
  
new_contents: # -*- coding: utf-8 -*-
  """
  Display the status of a service on your system.
  
  Configuration parameters:
      cache_timeout: refresh interval for this module (default 5)
      format: display format for this module (default '{unit}: {status}')
      unit: specify the systemd unit to use (default 'dbus.service')
  
  Format of status string placeholders:
      {unit} unit name, eg sshd
      {status} unit status, eg active, inactive, not-found
  
  Color options:
      color_good: unit active
      color_bad: unit inactive
      color_degraded: unit not-found
  
  Examples:
  ```
  # show the status of vpn service
  # left click to start, right click to stop
  systemd vpn {
      unit = 'vpn.service'
      on_click 1 = 'exec sudo systemctl start vpn'
      on_click 3 = 'exec sudo systemctl stop vpn'
  }
  ```
  
  Requires:
      pydbus: pythonic dbus library
  
  @author Adrian Lopez <adrianlzt@gmail.com>
  @license BSD
  """
  
  from pydbus import SystemBus
  
  
  class Py3status:
      """
      """
      # available configuration parameters
      cache_timeout = 5
      format = '{unit}: {status}'
      unit = 'dbus.service'
  
      def post_config_hook(self):
          bus = SystemBus()
          systemd = bus.get('org.freedesktop.systemd1')
          self.systemd_unit = bus.get('.systemd1', systemd.LoadUnit(self.unit))
  
      def check_status(self, i3s_output_list, i3s_config):
          status = self.systemd_unit.Get('org.freedesktop.systemd1.Unit', 'ActiveState')
          exists = self.systemd_unit.Get('org.freedesktop.systemd1.Unit', 'LoadState')
  
          if exists == 'not-found':
              color = self.py3.COLOR_DEGRADED
              status = exists
          elif status == 'active':
              color = self.py3.COLOR_GOOD
          elif status == 'inactive':
              color = self.py3.COLOR_BAD
          else:
              color = self.py3.COLOR_DEGRADED
  
          return {
              'cached_until': self.py3.time_in(self.cache_timeout),
              'color': color,
              'full_text': self.py3.safe_format(
                  self.format, {'unit': self.unit, 'status': status})
          }
  
  
  if __name__ == "__main__":
      """
      Run module in test mode.
      """
      from py3status.module_test import module_test
      module_test(Py3status)
  
subject: clean up the code