ray/rllib/agents/ddpg/noop_model.py

20 lines
581 B
Python

from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from ray.rllib.models import Model
from ray.rllib.utils.annotations import override
from ray.rllib.utils import try_import_tf
tf = try_import_tf()
class NoopModel(Model):
"""Trivial model that just returns the obs flattened.
This is the model used if use_state_preprocessor=False."""
@override(Model)
def _build_layers_v2(self, input_dict, num_outputs, options):
out = tf.reshape(input_dict["obs"], [-1, num_outputs])
return out, out