def remove(self, elem):
        """Remove a requirement.

        :param elem: a string or :class:`Requirement` instance.
        """
        if isinstance(elem, text_type):
            for requirement in self:
                if requirement.package == elem:
                    return super(Requirements, self).remove(requirement)
        return super(Requirements, self).remove(elem)
def _draw_item(self, win, data, inverted):

        if data['type'] == 'MoreComments':
            return self._draw_more_comments(win, data)
        elif data['type'] == 'HiddenComment':
            return self._draw_more_comments(win, data)
        elif data['type'] == 'Comment':
            return self._draw_comment(win, data, inverted)
        else:
            return self._draw_submission(win, data)