code: def _get_layout(self):
          
          connected = list()
          active_layout = list()
          disconnected = list()
          layout = OrderedDict(
              {"connected": OrderedDict(), "disconnected": OrderedDict()}
          )
  
          current = self.py3.command_output("xrandr")
          for line in current.splitlines():
              try:
                  s = line.split(" ")
                  infos = line[line.find("(") :]
                  if s[1] == "connected":
                      output, state, mode = s[0], s[1], None
                      for index, x in enumerate(s[2:], 2):
                          if "x" in x and "+" in x:
                              mode = x
                              active_layout.append(output)
                              infos = line[line.find(s[index + 1]) :]
                              break
                          elif "(" in x:
                              break
                      connected.append(output)
                  elif s[1] == "disconnected":
                      output, state, mode = s[0], s[1], None
                      disconnected.append(output)
                  else:
                      continue
              except Exception as err:
                  self.py3.log('xrandr error="{}"'.format(err))
              else:
                  layout[state][output] = {"infos": infos, "mode": mode, "state": state}
  
          # initialize the active layout
          if self.active_layout is None:
              self.active_comb = tuple(active_layout)
              self.active_layout = self._get_string_and_set_width(
                  tuple(active_layout), self.active_mode
              )
  
          return layout
docs: Get the outputs layout from xrandr and try to detect the
          currently active layout as best as we can on start.