code: def get_asset_admin_session(self, *args, **kwargs):
          
          if not self.supports_asset_admin():
              raise Unimplemented()
          try:
              from . import sessions
          except ImportError:
              raise  # OperationFailed()
          try:
              session = sessions.AssetAdminSession(proxy=self._proxy,
                                                   runtime=self._runtime, **kwargs)
          except AttributeError:
              raise  # OperationFailed()
          return session
docs: Gets an asset administration session for creating, updating and
          deleting assets.
  
          return: (osid.repository.AssetAdminSession) - an
                  AssetAdminSession
          raise:  OperationFailed - unable to complete request
          raise:  Unimplemented - supports_asset_admin() is false
          compliance: optional - This method must be implemented if
                      supports_asset_admin() is true.