# tf_agents.bandits.environments.wheel_py_environment.compute_optimal_action

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| [![](https://www.tensorflow.org/images/GitHub-Mark-32px.png) View source on GitHub](https://github.com/tensorflow/agents/blob/v0.19.0/tf_agents/bandits/environments/wheel_py_environment.py#L38-L47) |

    tf_agents.bandits.environments.wheel_py_environment.compute_optimal_action(
        observation: np.ndarray, delta: float
    ) -> https://www.tensorflow.org/agents/api_docs/python/tf_agents/typing/types/Array