Return (lon, lat) in degrees instead of (theta, phi) in radians

def pix2ang(nside, pix, nest=False):
    """
    Return (lon, lat) in degrees instead of (theta, phi) in radians
    """
    theta, phi =  hp.pix2ang(nside, pix, nest=nest)
    lon = phi2lon(phi)
    lat = theta2lat(theta)
    return lon, lat