def random_spherepos(n):
signs = np.sign(rand.uniform(-<NUM_LIT:1>,<NUM_LIT:1>,size=n))<EOL>thetas = Angle(np.arccos(rand.uniform(size=n)*signs),unit=u.rad) <EOL>phis = Angle(rand.uniform(<NUM_LIT:0>,<NUM_LIT:2>*np.pi,size=n),unit=u.rad)<EOL>c = SkyCoord(phis,thetas,<NUM_LIT:1>,representation='<STR_LIT>')<EOL>return c<EOL>
returns SkyCoord object with n positions randomly oriented on the unit sphere

    Parameters
    ----------
    n : int
        number of positions desired

    Returns
    -------
    c : ``SkyCoord`` object with random positions