@abc.abstractmethod<EOL><INDENT>def get_event(self, event_id):<DEDENT>
return<EOL>
Gets the ``Event`` specified by its ``Id``.

        :param event_id: ``Id`` of the ``Event``
        :type event_id: ``osid.id.Id``
        :return: the event
        :rtype: ``osid.calendaring.Event``
        :raise: ``NotFound`` -- ``event_id`` not found
        :raise: ``NullArgument`` -- ``event_id`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

        *compliance: mandatory -- This method is must be implemented.*