(self, physics)
Optional method that returns the observation spec.

    If not implemented, the Environment infers the spec from the observation.

    Args:
      physics: Instance of `Physics`.

    Returns:
      A dict mapping observation name to `ArraySpec` containing observation
      shape and dtype.
Optional method that returns the observation spec.
Optional method that returns the observation spec .
def observation_spec(self, physics):
    """Optional method that returns the observation spec.

    If not implemented, the Environment infers the spec from the observation.

    Args:
      physics: Instance of `Physics`.

    Returns:
      A dict mapping observation name to `ArraySpec` containing observation
      shape and dtype.
    """
    raise NotImplementedError()
def observation_spec ( self , physics ) : raise NotImplementedError ( )