healpy.pixelfunc.isnsideok¶
- healpy.pixelfunc.isnsideok(nside, nest=False)¶
Returns
True
if nside is a valid nside parameter,False
otherwise.NSIDE needs to be a power of 2 only for nested ordering
- Parameters:
- nsideint, scalar or array-like
integer value to be tested
- Returns:
- okbool, scalar or array-like
True
if given value is a valid nside,False
otherwise.
Examples
>>> import healpy as hp >>> hp.isnsideok(13, nest=True) False
>>> hp.isnsideok(13, nest=False) True
>>> hp.isnsideok(32) True
>>> hp.isnsideok([1, 2, 3, 4, 8, 16], nest=True) array([ True, True, False, True, True, True], dtype=bool)