def test_sievetools_ResidueClass___init___02():
r'''Initialize from other rc instance.
'''
rc = sievetools.ResidueClass(sievetools.ResidueClass(6, 0))
assert isinstance(rc, sievetools.ResidueClass)
assert rc.modulo == 6
assert rc.residue == 0
def test_sievetools_ResidueClass___cmp___01():
rc1 = sievetools.ResidueClass(6, 0)
rc2 = sievetools.ResidueClass(6, 1)
assert not rc1 == rc2
assert rc1 != rc2
assert rc1 < rc2
assert rc1 <= rc2
assert not rc1 > rc2
assert not rc1 >= rc2
def test_sievetools_ResidueClass___init___01():
r'''Initialize from modulo and residue.
'''
rc = sievetools.ResidueClass(6, 0)
assert isinstance(rc, sievetools.ResidueClass)
assert rc.modulo == 6
assert rc.residue == 0
def __init__(self, rcs=None, logical_operator='or'):
from abjad.tools import sievetools
if isinstance(rcs, type(self)):
self._rcs = rcs.rcs[:]
self._logical_operator = rcs.logical_operator
elif rcs is None:
rcs = [sievetools.ResidueClass()]
self._rcs = rcs
self._logical_operator = logical_operator
else:
self._rcs = rcs[:]
self._logical_operator = logical_operator
self._sort_rcs()
def _cycle_token_to_sieve(cycle_token):
from abjad.tools import sievetools
if isinstance(cycle_token, Sieve):
return Sieve(cycle_token)
modulo = cycle_token[0]
residues = cycle_token[1]
try:
offset = cycle_token[2]
except IndexError:
offset = 0
residue_classes = []
for residue in residues:
adjusted_residue = (residue + offset) % modulo
residue_class = sievetools.ResidueClass(modulo, adjusted_residue)
residue_classes.append(residue_class)
residue_classes.sort(key=lambda x: x.residue)
sieve = Sieve(residue_classes, logical_operator='or')
return sieve