code: def get_polygon(self, polygon_id):
          
          status, data = self.http_client.get_json(
              NAMED_POLYGON_URI % str(polygon_id),
              params={'appid': self.API_key},
              headers={'Content-Type': 'application/json'})
          return Polygon.from_dict(data)
docs: Retrieves a named polygon registered on the Agro API.
  
          :param id: the ID of the polygon
          :type id: str
          :returns: a `pyowm.agro10.polygon.Polygon` object