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- # main imports
- import random
- import sys
- # module imports
- from .Crossover import Crossover
- from ...solutions.BinarySolution import BinarySolution
- from ...solutions.Solution import Solution
- class RandomSplitCrossover(Crossover):
- def apply(self, solution):
- size = solution.size
- # copy data of solution
- firstData = solution.data.copy()
- # get best solution from current algorithm
- secondData = self.algo.bestSolution.data.copy()
- splitIndex = random.randint(0, len(secondData))
- if random.uniform(0, 1) > 0.5:
- firstData[splitIndex:(size - 1)] = firstData[splitIndex:(size - 1)]
- currentData = firstData
- else:
- secondData[splitIndex:(size - 1)] = firstData[splitIndex:(size -
- 1)]
- currentData = secondData
- # create solution of same kind with new data
- return globals()[type(solution).__name__](currentData, size)
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