conda install pytorch-cpu -c pytorch

pip install pygame

pip install deap

python koi.py

  --fish N_FISH   Number of fish on the screen at once.
  --food N_FOOD   Number of food on the screen at once.
  --pop N_POP     Genetic algorithm queue and graveyard size.
  --draw {0,1,2}  Draw mode. 0: Do not draw, 1: Simple shapes, 2: Full graphics.

python koi.py --fish 8 --food 8 --pop 64 --draw 2