ase.py 文件源码

python
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项目:ase16 作者: txt 项目源码 文件源码
def mutate(old, abouts, pop=[], better= lambda x,y,z: cdom(x,y,z),
           fiddles= None,      # e.g. de. maxWalkSat
           fiddle = any1thing, # e.g. around1 or any1thing
           after  = wrap,      # e.g. wrap or cap
           retries= THE.retries):
  assert retries > 0, 'too hard to satisfy model'
  new = abouts.copyDecs(old)
  if fiddle:
    for col in abouts._decs:
      if r() < THE.cf:
        new[col.pos] = fiddle(old[col.pos], col)  # eg around1, any1thing
  if fiddles:
    new = fiddles(old,new,abouts,pop, better) # eg deFiddles maxWalkSatFiddles
  if after:  # e.g. wrap cap
    for col in abouts._decs:
      new[col.pos] = after(new[col.pos], col)
  return new if abouts.ok(new) else mutate(old, abouts, pop,better,
                                          fiddles,fiddle, after,
                                          retries=retries-1)

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