code: def ping():
      '''
      Required.
      Ping the device on the other end of the connection
      '''
      try:
          out, err = DETAILS['server'].sendline('help')
          return True
      except TerminalException as e:
          log.error(e)
          return Falsf ping():
      '''
      Required.
      Ping the device on the other end of the connection
      '''
      try:
          out, err = DETAILS['server'].sendline('help')
          return True
      except TerminalException as e:
          log.error(e)
          return False
docs: Required.
      Ping the device on the other end of the connection