A simple pure python code which solves nqueens problem using GA. Just change problem parameters, then see what will happen in result.
Simply use command below:
run.py -d <dimension> -p <population_count> -m <mutation_factor> -i <iteration>
Result:
Generation=> 1 Maximum Fitness=> 23
Generation=> 2 Maximum Fitness=> 24
Generation=> 3 Maximum Fitness=> 24
Generation=> 4 Maximum Fitness=> 25
Generation=> 5 Maximum Fitness=> 25
Generation=> 6 Maximum Fitness=> 25
Generation=> 7 Maximum Fitness=> 24
Generation=> 8 Maximum Fitness=> 23
Generation=> 9 Maximum Fitness=> 25
Generation=> 10 Maximum Fitness=> 25
Generation=> 11 Maximum Fitness=> 25
Generation=> 12 Maximum Fitness=> 26
Generation=> 13 Maximum Fitness=> 26
Generation=> 14 Maximum Fitness=> 27
Generation=> 15 Maximum Fitness=> 26
Generation=> 16 Maximum Fitness=> 27
Generation=> 17 Maximum Fitness=> 28
([2, 4, 6, 0, 3, 1, 7, 5], 'Fitness=>', 28)
Feel free to contribute to this code or add new features.