code: def cmd_gasheli(self, args):
          '''gas help commands'''
          usage = "Usage: gasheli <start|stop|set>"
          if len(args) < 1:
              print(usage)
              return
          if args[0] == "start":
              self.start_motor()
          elif args[0] == "stop":
              self.stop_motor()
          elif args[0] == "set":
              self.gasheli_settings.command(args[1:])
          else:
              print(usagef cmd_gasheli(self, args):
          '''gas help commands'''
          usage = "Usage: gasheli <start|stop|set>"
          if len(args) < 1:
              print(usage)
              return
          if args[0] == "start":
              self.start_motor()
          elif args[0] == "stop":
              self.stop_motor()
          elif args[0] == "set":
              self.gasheli_settings.command(args[1:])
          else:
              print(usage)
docs: gas help commands