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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 tile_coords_for_point(cls, geopoint, zoom):
 """ Returns the coordinates of the tile containing the specified geopoint at the specified zoom level :param geopoint: the input geopoint instance :type geopoint: `pywom.utils.geo.Point` :param zoom: zoom level :type zoom: int :return: a tuple (x, y) containing the tile-coordinates """

        return Tile.geoocoords_to_tile_coords(geopoint.lon, geopoint.lat, zoom)