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4 changes: 2 additions & 2 deletions ml-agents/mlagents/trainers/optimizer/torch_optimizer.py
Original file line number Diff line number Diff line change
Expand Up @@ -88,7 +88,7 @@ def _evaluate_by_sequence(
# For the first sequence, the initial memory should be the one at the
# beginning of this trajectory.
for _ in range(first_seq_len):
all_next_memories.append(initial_memory.squeeze().detach().numpy())
all_next_memories.append(ModelUtils.to_numpy(initial_memory.squeeze()))

init_values, _mem = self.critic.critic_pass(
seq_obs, initial_memory, sequence_length=first_seq_len
Expand All @@ -105,7 +105,7 @@ def _evaluate_by_sequence(
):
seq_obs = []
for _ in range(self.policy.sequence_length):
all_next_memories.append(_mem.squeeze().detach().numpy())
all_next_memories.append(ModelUtils.to_numpy(_mem.squeeze()))
for _obs in tensor_obs:
start = seq_num * self.policy.sequence_length - (
self.policy.sequence_length - leftover
Expand Down