def fn(parent_a, parent_b):
child = SymbolVectorGenotype(parent_a.symbol_set_size, len(parent_a))
if random.random() < p:
split = random.randint(0, len(parent_a) - 1)
for i, _ in enumerate(child):
child[i] = parent_a[i] if i < split else parent_b[i]
else:
for i, _ in enumerate(parent_a):
child[i] = parent_a[i]
child.fitness = parent_a.fitness
return child
def fn(parent_a, parent_b):
child = SymbolVectorGenotype(parent_a.symbol_set_size, len(parent_a))
if random.random() < p:
for i, _ in enumerate(child):
child[i] = parent_a[i] if random.random() < 0.5\
else parent_b[i]
return child
else:
for i, _ in enumerate(parent_a):
child[i] = parent_a[i]
child.fitness = parent_a.fitness
return child
