def test_invalid_seeds():
for seed in [-1, 'test']:
try:
seeding.np_random(seed)
except error.Error:
pass
else:
assert False, 'Invalid seed {} passed validation'.format(seed)
def _seed(self, seed=None):
self.np_random, seed1 = seeding.np_random(seed)
# Derive a random seed. This gets passed as a uint, but gets
# checked as an int elsewhere, so we need to keep it below
# 2**31.
seed2 = seeding.hash_seed(seed1 + 1) % 2**31
# Empirically, we need to seed before loading the ROM.
self.ale.setInt(b'random_seed', seed2)
self.ale.loadROM(self.game_path)
return [seed1, seed2]
def _seed(self, seed=None):
self.np_random, seed = seeding.np_random(seed)
# Update the random policy if needed
if isinstance(self.opponent, str):
if self.opponent == 'random':
self.opponent_policy = make_random_policy(self.np_random)
else:
raise error.Error('Unrecognized opponent policy {}'.format(
self.opponent))
else:
self.opponent_policy = self.opponent
return [seed]
def test_valid_seeds():
for seed in [0, 1]:
random, seed1 = seeding.np_random(seed)
assert seed == seed1
def _seed(self, seed=None):
self.np_random, seed = seeding.np_random(seed)
return [seed]
def _seed(self, seed=None):
self.np_random, seed1 = seeding.np_random(seed)
# Derive a random seed.
seed2 = seeding.hash_seed(seed1 + 1) % 2 ** 32
pachi_py.pachi_srand(seed2)
return [seed1, seed2]