Source code for nnabla_rl.builders.model_builder

# Copyright 2021 Sony Corporation.
# Copyright 2021 Sony Group Corporation.
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#     http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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from typing import Generic, TypeVar

from nnabla_rl.algorithm import AlgorithmConfig
from nnabla_rl.environments.environment_info import EnvironmentInfo

T = TypeVar('T')


[docs]class ModelBuilder(Generic[T]): """Model builder interface class """ def __call__(self, scope_name: str, env_info: EnvironmentInfo, algorithm_config: AlgorithmConfig, **kwargs) -> T: return self.build_model(scope_name, env_info, algorithm_config, **kwargs)
[docs] def build_model(self, scope_name: str, env_info: EnvironmentInfo, algorithm_config: AlgorithmConfig, **kwargs) -> T: """Build model. Args: scope_name (str): the scope name of model env_info (:py:class:`EnvironmentInfo <nnabla_rl.environments.environment_info.EnvironmentInfo>`):\ environment information algorithm_config (:py:class:`AlgorithmConfig <nnabla_rl.algorithm.AlgorithmConfig>`): \ configuration class of target algorithm. Actual type differs depending on the algorithm. Returns: T: model instance. The type of the model depends on the builder's generic type. """ raise NotImplementedError