def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
rand = randint(2, 100)
rule = Rule([ModuloFeature(rand)], [1.0])
rule.mappers = [BooleanMapper()]
self.add_rule(rule, 1.0)
self._log(logging.DEBUG, 'Created with rule={}'.format(rule))
def invent_number(self, low, high):
'''Invent new number from given interval.'''
self._log(logging.DEBUG, "Inventing number from ({}, {})"
.format(low, high))
ars = []
steps = 0
while len(ars) < 10 and steps < 1000:
steps += 1
r = randint(low, high)
ar = Artifact(self, r)
ar.domain = int
if ar not in self.A:
ars.append(ar)
if len(ars) == 0:
self._log(logging.INFO,
"Could not invent new number!".format(self))
return 1, 0.0
best_eval, fr = self.evaluate(ars[0])
ars[0].add_eval(self, best_eval, fr)
best_number = ars[0].obj
best_ar = ars[0]
for ar in ars[1:]:
e, fr = self.evaluate(ar)
ar.add_eval(self, e, fr)
if e > best_eval:
best_eval = e
best_number = ar.obj
best_ar = ar
self._log(logging.DEBUG, "Invented number {}, with e = {}."
.format(best_number, best_eval))
if best_eval > 0.5:
rule = Rule([ModuloFeature(best_number)], [1.0])
rule.mappers = [BooleanMapper()]
self.add_rule(rule, 1.0)
self._log(logging.INFO,
"Appended {} to features.".format(best_number))
return best_ar
