source: framspy/evolalg/selection/identity.py @ 1139

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: 559 bytes
Line 
1import copy
2
3from evolalg.base.step import Step
4from evolalg.selection.selection import Selection
5
6
7class IdentitySelection(Selection):
8    def __init__(self, copy=False, *args, **kwargs):
9        super(IdentitySelection, self).__init__(copy, *args, **kwargs)
10
11    def call(self, population, selection_size=None):
12        super(IdentitySelection, self).call(population)
13        res = population
14        if selection_size is not None:
15            res = population[:selection_size]
16
17        if self.copy:
18            res = copy.deepcopy(res)
19        return res
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