def get_objective_bank(self):
if self._lookup_session is None:<EOL><INDENT>mgr = get_provider_manager('<STR_LIT>', runtime=self._runtime, proxy=self._proxy)<EOL>self._lookup_session = mgr.get_objective_bank_lookup_session(proxy=getattr(self, "<STR_LIT>", None))<EOL><DEDENT>return self._lookup_session.get_objective_bank(Id(self._my_map['<STR_LIT:id>']))<EOL>
Gets the ``ObjectiveBank`` at this node.

        return: (osid.learning.ObjectiveBank) - the objective bank
                represented by this node
        *compliance: mandatory -- This method must be implemented.*