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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def open(cls, filename, band_names=None, lazy_load=True, mutable=False, **kwargs):
 """ Read a georaster from a file. :param filename: url :param band_names: list of strings, or string. if None - will try to read from image, otherwise - these will be ['0', ..] :param lazy_load: if True - do not load anything :return: GeoRaster2 """

        if mutable:
            geo_raster = MutableGeoRaster(filename=filename, band_names=band_names, **kwargs)
        else:
            geo_raster = cls(filename=filename, band_names=band_names, **kwargs)
        if not lazy_load:
            geo_raster._populate_from_rasterio_object(read_image=True)
        return geo_raster