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3 changes: 2 additions & 1 deletion cleanrl/dqn.py
Original file line number Diff line number Diff line change
Expand Up @@ -214,7 +214,8 @@ def linear_schedule(start_e: float, end_e: float, duration: int, t: int):
if global_step % args.target_network_frequency == 0:
for target_network_param, q_network_param in zip(target_network.parameters(), q_network.parameters()):
target_network_param.data.copy_(
args.tau * q_network_param.data + (1. - args.tau) * target_network_param.data)
args.tau * q_network_param.data + (1.0 - args.tau) * target_network_param.data
)

if args.save_model:
model_path = f"runs/{run_name}/{args.exp_name}.cleanrl_model"
Expand Down
3 changes: 2 additions & 1 deletion cleanrl/dqn_atari.py
Original file line number Diff line number Diff line change
Expand Up @@ -236,7 +236,8 @@ def linear_schedule(start_e: float, end_e: float, duration: int, t: int):
if global_step % args.target_network_frequency == 0:
for target_network_param, q_network_param in zip(target_network.parameters(), q_network.parameters()):
target_network_param.data.copy_(
args.tau * q_network_param.data + (1. - args.tau) * target_network_param.data)
args.tau * q_network_param.data + (1.0 - args.tau) * target_network_param.data
)

if args.save_model:
model_path = f"runs/{run_name}/{args.exp_name}.cleanrl_model"
Expand Down
4 changes: 3 additions & 1 deletion cleanrl/dqn_atari_jax.py
Original file line number Diff line number Diff line change
Expand Up @@ -264,7 +264,9 @@ def mse_loss(params):

# update target network
if global_step % args.target_network_frequency == 0:
q_state = q_state.replace(target_params=optax.incremental_update(q_state.params, q_state.target_params, args.tau))
q_state = q_state.replace(
target_params=optax.incremental_update(q_state.params, q_state.target_params, args.tau)
)

if args.save_model:
model_path = f"runs/{run_name}/{args.exp_name}.cleanrl_model"
Expand Down
4 changes: 3 additions & 1 deletion cleanrl/dqn_jax.py
Original file line number Diff line number Diff line change
Expand Up @@ -236,7 +236,9 @@ def mse_loss(params):

# update target network
if global_step % args.target_network_frequency == 0:
q_state = q_state.replace(target_params=optax.incremental_update(q_state.params, q_state.target_params, args.tau))
q_state = q_state.replace(
target_params=optax.incremental_update(q_state.params, q_state.target_params, args.tau)
)

if args.save_model:
model_path = f"runs/{run_name}/{args.exp_name}.cleanrl_model"
Expand Down