32 lines
1.2 KiB
Python
32 lines
1.2 KiB
Python
from collections.abc import Sequence
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from sensai.util.string import ToStringMixin
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from tianshou.highlevel.env import Environments
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from tianshou.highlevel.module.core import ModuleFactory, TDevice
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from tianshou.highlevel.module.intermediate import IntermediateModuleFactory
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from tianshou.utils.net.discrete import ImplicitQuantileNetwork
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class ImplicitQuantileNetworkFactory(ModuleFactory, ToStringMixin):
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def __init__(
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self,
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preprocess_net_factory: IntermediateModuleFactory,
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hidden_sizes: Sequence[int] = (),
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num_cosines: int = 64,
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):
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self.preprocess_net_factory = preprocess_net_factory
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self.hidden_sizes = hidden_sizes
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self.num_cosines = num_cosines
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def create_module(self, envs: Environments, device: TDevice) -> ImplicitQuantileNetwork:
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preprocess_net = self.preprocess_net_factory.create_intermediate_module(envs, device)
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return ImplicitQuantileNetwork(
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preprocess_net=preprocess_net.module,
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action_shape=envs.get_action_shape(),
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hidden_sizes=self.hidden_sizes,
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num_cosines=self.num_cosines,
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preprocess_net_output_dim=preprocess_net.output_dim,
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device=device,
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).to(device)
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