@utilities.remove_null_proxy_kwarg<EOL><INDENT>@utilities.arguments_not_none<EOL>def get_proficiency_admin_session_for_objective_bank(self, objective_bank_id):<DEDENT>
if not self.supports_proficiency_admin():<EOL><INDENT>raise errors.Unimplemented()<EOL><DEDENT>return sessions.ProficiencyAdminSession(objective_bank_id, runtime=self._runtime)<EOL>
Gets the ``OsidSession`` associated with the proficiency administration service for the given objective bank.

        arg:    objective_bank_id (osid.id.Id): the ``Id`` of the
                ``ObjectiveBank``
        return: (osid.learning.ProficiencyAdminSession) - a
                ``ProficiencyAdminSession``
        raise:  NotFound - no objective bank found by the given ``Id``
        raise:  NullArgument - ``objective_bank_id`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented - ``supports_proficiency_admin()`` or
                ``supports_visible_federation()`` is ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_proficiency_admin()`` and
        ``supports_visible_federation()`` are ``true``*