def __init__(self,attrNames,lea1):
''' each value of lea1 is a tuple having same cardinality
as attrNames
'''
self._attrNames = attrNames
self._buildClass()
Flea.__init__(self,self._class,lea1)
def _genVPs(self, nTimes=None):
if nTimes is None:
nTimes = self._nTimes
lea1 = self._lea1.getAleaClone()
if nTimes == 1:
return lea1.genVPs()
# nTimes >= 2 : use dichotomic algorithm
nTimes1 = nTimes // 2
tlea = Tlea(self._op, lea1, nTimes1)
alea = tlea.getAlea()
# alea = tlea
flea = Flea.build(self._op, (alea, alea.clone()))
if nTimes % 2 == 1:
# nTimes is odd : nTimes = 2*nTimes1 + 1
# operate with one more lea1 on the current result
flea = Flea.build(self._op, (flea, self._lea1))
return flea.genVPs()
