# {py:mod}`evorl.algorithms.ec.ec_agent`

```{py:module} evorl.algorithms.ec.ec_agent
```

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent
:parser: autodoc2_docstrings_parser
:allowtitles:
```

## Module Contents

### Classes

````{list-table}
:class: autosummary longtable
:align: left

* - {py:obj}`DeterministicECAgent <evorl.algorithms.ec.ec_agent.DeterministicECAgent>`
  - ```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.DeterministicECAgent
    :parser: autodoc2_docstrings_parser
    :summary:
    ```
* - {py:obj}`ECNetworkParams <evorl.algorithms.ec.ec_agent.ECNetworkParams>`
  - ```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.ECNetworkParams
    :parser: autodoc2_docstrings_parser
    :summary:
    ```
* - {py:obj}`StochasticECAgent <evorl.algorithms.ec.ec_agent.StochasticECAgent>`
  - ```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.StochasticECAgent
    :parser: autodoc2_docstrings_parser
    :summary:
    ```
````

### Functions

````{list-table}
:class: autosummary longtable
:align: left

* - {py:obj}`make_deterministic_ec_agent <evorl.algorithms.ec.ec_agent.make_deterministic_ec_agent>`
  - ```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.make_deterministic_ec_agent
    :parser: autodoc2_docstrings_parser
    :summary:
    ```
* - {py:obj}`make_stochastic_ec_agent <evorl.algorithms.ec.ec_agent.make_stochastic_ec_agent>`
  - ```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.make_stochastic_ec_agent
    :parser: autodoc2_docstrings_parser
    :summary:
    ```
````

### API

`````{py:class} DeterministicECAgent
:canonical: evorl.algorithms.ec.ec_agent.DeterministicECAgent

Bases: {py:obj}`evorl.agent.Agent`

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.DeterministicECAgent
:parser: autodoc2_docstrings_parser
```

````{py:method} compute_actions(agent_state: evorl.agent.AgentState, sample_batch: evorl.sample_batch.SampleBatch, key: chex.PRNGKey) -> tuple[evorl.types.Action, evorl.types.PolicyExtraInfo]
:canonical: evorl.algorithms.ec.ec_agent.DeterministicECAgent.compute_actions

````

````{py:method} evaluate_actions(agent_state: evorl.agent.AgentState, sample_batch: evorl.sample_batch.SampleBatch, key: chex.PRNGKey) -> tuple[evorl.types.Action, evorl.types.PolicyExtraInfo]
:canonical: evorl.algorithms.ec.ec_agent.DeterministicECAgent.evaluate_actions

````

````{py:method} init(obs_space: evorl.envs.Space, action_space: evorl.envs.Space, key: chex.PRNGKey) -> evorl.agent.AgentState
:canonical: evorl.algorithms.ec.ec_agent.DeterministicECAgent.init

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.DeterministicECAgent.init
:parser: autodoc2_docstrings_parser
```

````

````{py:property} normalize_obs
:canonical: evorl.algorithms.ec.ec_agent.DeterministicECAgent.normalize_obs

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.DeterministicECAgent.normalize_obs
:parser: autodoc2_docstrings_parser
```

````

````{py:attribute} obs_preprocessor
:canonical: evorl.algorithms.ec.ec_agent.DeterministicECAgent.obs_preprocessor
:type: typing.Any
:value: >
   'pytree_field(...)'

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.DeterministicECAgent.obs_preprocessor
:parser: autodoc2_docstrings_parser
```

````

````{py:attribute} policy_network
:canonical: evorl.algorithms.ec.ec_agent.DeterministicECAgent.policy_network
:type: flax.linen.Module
:value: >
   None

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.DeterministicECAgent.policy_network
:parser: autodoc2_docstrings_parser
```

````

`````

`````{py:class} ECNetworkParams
:canonical: evorl.algorithms.ec.ec_agent.ECNetworkParams

Bases: {py:obj}`evorl.types.PyTreeData`

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.ECNetworkParams
:parser: autodoc2_docstrings_parser
```

````{py:attribute} policy_params
:canonical: evorl.algorithms.ec.ec_agent.ECNetworkParams.policy_params
:type: evorl.types.Params
:value: >
   None

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.ECNetworkParams.policy_params
:parser: autodoc2_docstrings_parser
```

````

`````

`````{py:class} StochasticECAgent
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent

Bases: {py:obj}`evorl.agent.Agent`

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.StochasticECAgent
:parser: autodoc2_docstrings_parser
```

````{py:method} compute_actions(agent_state: evorl.agent.AgentState, sample_batch: evorl.sample_batch.SampleBatch, key: chex.PRNGKey) -> tuple[evorl.types.Action, evorl.types.PolicyExtraInfo]
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent.compute_actions

````

````{py:attribute} continuous_action
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent.continuous_action
:type: bool
:value: >
   None

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.StochasticECAgent.continuous_action
:parser: autodoc2_docstrings_parser
```

````

````{py:method} evaluate_actions(agent_state: evorl.agent.AgentState, sample_batch: evorl.sample_batch.SampleBatch, key: chex.PRNGKey) -> tuple[evorl.types.Action, evorl.types.PolicyExtraInfo]
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent.evaluate_actions

````

````{py:method} init(obs_space: evorl.envs.Space, action_space: evorl.envs.Space, key: chex.PRNGKey) -> evorl.agent.AgentState
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent.init

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.StochasticECAgent.init
:parser: autodoc2_docstrings_parser
```

````

````{py:property} normalize_obs
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent.normalize_obs

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.StochasticECAgent.normalize_obs
:parser: autodoc2_docstrings_parser
```

````

````{py:attribute} obs_preprocessor
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent.obs_preprocessor
:type: typing.Any
:value: >
   'pytree_field(...)'

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.StochasticECAgent.obs_preprocessor
:parser: autodoc2_docstrings_parser
```

````

````{py:attribute} policy_network
:canonical: evorl.algorithms.ec.ec_agent.StochasticECAgent.policy_network
:type: flax.linen.Module
:value: >
   None

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.StochasticECAgent.policy_network
:parser: autodoc2_docstrings_parser
```

````

`````

````{py:function} make_deterministic_ec_agent(action_space: evorl.envs.Space, actor_hidden_layer_sizes: tuple[int] = (256, 256), use_bias: bool = True, norm_layer_type: str = 'none', normalize_obs: bool = False, policy_obs_key: str = '')
:canonical: evorl.algorithms.ec.ec_agent.make_deterministic_ec_agent

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.make_deterministic_ec_agent
:parser: autodoc2_docstrings_parser
```
````

````{py:function} make_stochastic_ec_agent(action_space: evorl.envs.Space, actor_hidden_layer_sizes: tuple[int] = (256, 256), use_bias: bool = True, norm_layer_type: str = 'none', normalize_obs: bool = False, policy_obs_key: str = '')
:canonical: evorl.algorithms.ec.ec_agent.make_stochastic_ec_agent

```{autodoc2-docstring} evorl.algorithms.ec.ec_agent.make_stochastic_ec_agent
:parser: autodoc2_docstrings_parser
```
````