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16 lines
521 B
Python
16 lines
521 B
Python
from ray.rllib.models.modelv2 import ModelV2
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from ray.rllib.models.tf.tf_modelv2 import TFModelV2
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from ray.rllib.utils.annotations import override
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from ray.rllib.utils.framework import try_import_tf
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_, tf, _ = try_import_tf()
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class NoopModel(TFModelV2):
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"""Trivial model that just returns the obs flattened.
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This is the model used if use_state_preprocessor=False."""
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@override(ModelV2)
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def forward(self, input_dict, state, seq_lens):
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return tf.cast(input_dict["obs_flat"], tf.float32), state
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