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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 bbox_to_resolution(bbox, width, height):
 """ Calculates pixel resolution in meters for a given bbox of a given width and height. :param bbox: bounding box :type bbox: geometry.BBox :param width: width of bounding box in pixels :type width: int :param height: height of bounding box in pixels :type height: int :return: resolution east-west at north and south, and resolution north-south in meters for given CRS :rtype: float, float :raises: ValueError if CRS is not supported """

    utm_bbox = to_utm_bbox(bbox)
    east1, north1 = utm_bbox.lower_left
    east2, north2 = utm_bbox.upper_right
    return abs(east2 - east1) / width, abs(north2 - north1) / height