code: def get_asset_lookup_session(self):
          
          if not self.supports_asset_lookup():
              raise errors.Unimplemented()
          # pylint: disable=no-member
          return sessions.AssetLookupSession(runtime=self._runtime)
docs: Gets the ``OsidSession`` associated with the asset lookup service.
  
          return: (osid.repository.AssetLookupSession) - the new
                  ``AssetLookupSession``
          raise:  OperationFailed - unable to complete request
          raise:  Unimplemented - ``supports_asset_lookup()`` is ``false``
          *compliance: optional -- This method must be implemented if
          ``supports_asset_lookup()`` is ``true``.*