code: def _parse_shape_list(shape_list, crs):
          
          if not isinstance(shape_list, list):
              raise ValueError('Splitter must be initialized with a list of shapes')
  
          return [AreaSplitter._parse_shape(shape, crs) for shape in shape_list]
docs: Checks if the given list of shapes is in correct format and parses geometry objects
  
          :param shape_list: The parameter `shape_list` from class initialization
          :type shape_list: list(shapely.geometry.multipolygon.MultiPolygon or shapely.geometry.polygon.Polygon)
          :raises: ValueError