Last change
on this file since 1139 was
1139,
checked in by Maciej Komosinski, 4 years ago
|
Added --debug mode that prints names of steps; final multiple evaluation now evaluates genotypes in hall of fame instead of the last population
|
File size:
766 bytes
|
Line | |
---|
1 | import random |
---|
2 | |
---|
3 | from evolalg.base.frams_step import FramsStep |
---|
4 | from evolalg.base.individual import Individual |
---|
5 | |
---|
6 | |
---|
7 | class FramsMutation(FramsStep): |
---|
8 | def __init__(self, frams_lib, commands, mutate_prob, *args, **kwargs): |
---|
9 | super().__init__(frams_lib, commands, *args, **kwargs) |
---|
10 | self.mutate_prob = mutate_prob |
---|
11 | |
---|
12 | def call(self, population): |
---|
13 | super(FramsMutation, self).call(population) |
---|
14 | idx = [] |
---|
15 | for i in range(len(population)): |
---|
16 | if random.random() < self.mutate_prob: |
---|
17 | idx.append(i) |
---|
18 | mutated = [population[_].genotype for _ in idx] |
---|
19 | mutated = self.frams.mutate([_ for _ in mutated]) |
---|
20 | |
---|
21 | for i, m in zip(idx, mutated): |
---|
22 | population[i] = Individual(m) |
---|
23 | |
---|
24 | return population |
---|
Note: See
TracBrowser
for help on using the repository browser.