code: def cmd_center(self, args):
          '''control center of view'''
          if len(args) < 3:
              print("map center LAT LON")
              return
          lat = float(args[1])
          lon = float(args[2])
          self.map.set_center(lat, lonf cmd_center(self, args):
          '''control center of view'''
          if len(args) < 3:
              print("map center LAT LON")
              return
          lat = float(args[1])
          lon = float(args[2])
          self.map.set_center(lat, lon)
docs: control center of view