@utilities.arguments_not_none<EOL><INDENT>def get_comments_for_commentor_and_reference_on_date(self, resource_id, reference_id, from_, to):<DEDENT>
raise errors.Unimplemented()<EOL>
Gets a list of all comments corresponding to a resource and reference ``Id`` and effective during the entire given date range inclusive but not confined to the date range.

        arg:    resource_id (osid.id.Id): the ``Id`` of the resource
        arg:    reference_id (osid.id.Id): a reference ``Id``
        arg:    from (osid.calendaring.DateTime): from date
        arg:    to (osid.calendaring.DateTime): to date
        return: (osid.commenting.CommentList) - the returned
                ``CommentList``
        raise:  InvalidArgument - ``to`` is less than ``from``
        raise:  NullArgument - ``resource_id, reference_id, from,`` or
                ``to`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure
        *compliance: mandatory -- This method must be implemented.*