@utilities.arguments_not_none<EOL><INDENT>def get_comments_by_genus_type_on_date(self, comment_genus_type, from_, to):<DEDENT>
raise errors.Unimplemented()<EOL>
Gets a ``CommentList`` of a given genus type and effective during the entire given date range inclusive but not confined to the date range.

        arg:    comment_genus_type (osid.type.Type): a comment genus
                type
        arg:    from (osid.calendaring.DateTime): starting date
        arg:    to (osid.calendaring.DateTime): ending date
        return: (osid.commenting.CommentList) - the returned ``Comment``
                list
        raise:  InvalidArgument - ``from`` is greater than ``to``
        raise:  NullArgument - ``comment_genus_type, from,`` or ``to``
                is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure
        *compliance: mandatory -- This method must be implemented.*