@abc.abstractmethod<EOL><INDENT>def get_log_entry_log_session(self, proxy):<DEDENT>
return<EOL>
Gets the session for retrieving log entry to log mappings.

        :param proxy: a proxy
        :type proxy: ``osid.proxy.Proxy``
        :return: a ``LogEntryLogSession``
        :rtype: ``osid.logging.LogEntryLogSession``
        :raise: ``NullArgument`` -- ``proxy`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``Unimplemented`` -- ``supports_log_entry_log()`` is ``false``

        *compliance: optional -- This method must be implemented if
        ``supports_log_entry_log()`` is ``true``.*