Module pearl.api.action_space

Expand source code 
from __future__ import annotations

from abc import abstractmethod

from pearl.api.space import Space


class ActionSpace(Space):
    """An abstract base class for action spaces. An `ActionSpace` represents the set of
    all possible actions that can be taken by the agent. An `ActionSpace` should be
    specified such that each action is in its "environment representation," which means
    that an `action` from the space can be directly passed to `env.step(action)`.

    An `ActionSpace` should implement an `action_dim` method that returns the
    dimensionality of an `Action` from this space (which are 1-dim Tensors).
    """

    @property
    @abstractmethod
    def action_dim(self) -> int:
        """Returns the dimensionality of an `Action` element from this space."""
        pass

Classes

class ActionSpace

An abstract base class for action spaces. An ActionSpace represents the set of all possible actions that can be taken by the agent. An ActionSpace should be specified such that each action is in its "environment representation," which means that an action from the space can be directly passed to env.step(action).

An ActionSpace should implement an action_dim method that returns the dimensionality of an Action from this space (which are 1-dim Tensors).

Expand source code 
class ActionSpace(Space):
    """An abstract base class for action spaces. An `ActionSpace` represents the set of
    all possible actions that can be taken by the agent. An `ActionSpace` should be
    specified such that each action is in its "environment representation," which means
    that an `action` from the space can be directly passed to `env.step(action)`.

    An `ActionSpace` should implement an `action_dim` method that returns the
    dimensionality of an `Action` from this space (which are 1-dim Tensors).
    """

    @property
    @abstractmethod
    def action_dim(self) -> int:
        """Returns the dimensionality of an `Action` element from this space."""
        pass

Ancestors

Subclasses

Instance variables

var action_dim : int

Returns the dimensionality of an Action element from this space.

Expand source code 
@property
@abstractmethod
def action_dim(self) -> int:
    """Returns the dimensionality of an `Action` element from this space."""
    pass

Inherited members