def xover(self, range=None):
return [x for x in self.xover_gen(range)]<EOL>
The XOVER command.

        The XOVER command returns information from the overview database for
        the article(s) specified.

        <http://tools.ietf.org/html/rfc2980#section-2.8>

        Args:
            range: An article number as an integer, or a tuple of specifying a
                range of article numbers in the form (first, [last]). If last is
                omitted then all articles after first are included. A range of
                None (the default) uses the current article.

        Returns:
            A table (list of lists) of articles and their fields as given by the
            overview database for each available article in the specified range.
            The fields that are given can be determined using the LIST
            OVERVIEW.FMT command if the server supports it.

        Raises:
            NNTPReplyError: If no such article exists or the currently selected
                newsgroup is invalid.