def trial(home, num=500):
'''Tests the home player versus num Critters.'''
wins = 0
draws = 0
print "Beginning trials..."
for _ in range(num):
crit = Critter()
game = play_game(home, crit, False)
if game == Board.X: wins += 1
elif game == Board.draw: draws += 1
game = play_game(crit, home, False)
if game == Board.O: wins += 1
elif game == Board.draw: draws += 1
return (100. * wins / (num * 2.), 100. * draws / (num * 2.))
def gauntlet(data):
'''Determines the fitness of Critters in a Population by having them play
a tournament of tic-tac-toe.'''
i, sz = data
_, critters = restore(sz, False)
x = critters[i]
ret = [play_game(x, o, False) for o in critters]
print "evaluated %i of %i"% (i+1, sz)
return ret
prompt = "%s's move? "% brd.active_symbol()
try: move = int(raw_input(prompt))-1
except ValueError: pass # keep trying on nonsense
return move
def trial(home, num=500):
'''Tests the home player versus num Critters.'''
wins = 0
draws = 0
print "Beginning trials..."
for _ in range(num):
crit = Critter()
game = play_game(home, crit, False)
if game == Board.X: wins += 1
elif game == Board.draw: draws += 1
game = play_game(crit, home, False)
if game == Board.O: wins += 1
elif game == Board.draw: draws += 1
return (100. * wins / (num * 2.), 100. * draws / (num * 2.))
if __name__ == "__main__":
if len(sys.argv)<3: print "Usage %s pop_size gens"% sys.argv[0]
p = Population(int(sys.argv[1]), int(sys.argv[2]))
print "%f%% wins, %f%% draws"% trial(p)
x, o = p, Human()
while True:
print "---starting game---"
play_game(x, o)
x, o = o, x
