def shape_list_decompose(polyList):
    """Decompose a list of tuples containing the LON/LAT pairs defining a polygon
    
    The result is the bounding box components of the polygon"""
    # Pull Longitudes and Latitudes individually
    lons = [i[0] for i in polyList]
    lats = [i[1] for i in polyList]
    return min(lons), min(lats), max(lons), max(lats)