def absolute_pitches_permutation(cseg, psets_list):
"""Returns lists of absolute pitches permutations of a given cseg
and a list of pitch sets permutations.
>>> absolute_pitches_permutation(Contour([0, 1, 2]), [3, 4, 5])
[[3, 4, 5], [3, 5, 16], [4, 15, 17], [4, 5, 15], [5, 15, 16], [5, 16, 27]]
"""
permutted = utils.permut_list(psets_list)
return [absolute_pitches(cseg, pset) for pset in permutted]
def permut_csegs(cardinality):
"""Returns a list of possible normalized csegs of a given
cardinality. Cseg are output as lists.
>>> permut_csegs(3)
[[0, 1, 2], [0, 2, 1], [1, 0, 2], [1, 2, 0], [2, 0, 1], [2, 1, 0]]
"""
base = range(cardinality)
return utils.permut_list(base)
