592         return 1

   592         return 1

   593     return 0

   593     return 0

   594 

   594 

   595 

   595 

   596 class multi_lines_rset(Selector):

   596 class multi_lines_rset(Selector):

   598     result. Else (`nb` is None), return 1 if the result set contains *at least*

   598     result. Else (`nb` is None), return 1 if the result set contains *at least*

   599     two rows.

   599     two rows.

   600     """

   600     """

   601     def __init__(self, nb=None):

   601     def __init__(self, nb=None):

   602         self.expected = nb

   602         self.expected = nb

   610     def __call__(self, cls, req, rset=None, **kwargs):

   610     def __call__(self, cls, req, rset=None, **kwargs):

   611         return rset is not None and self.match_expected(rset.rowcount)

   611         return rset is not None and self.match_expected(rset.rowcount)

   612 

   612 

   613 

   613 

   614 class multi_columns_rset(multi_lines_rset):

   614 class multi_columns_rset(multi_lines_rset):

   616     per row. Else (`nb` is None), return 1 if the result set contains *at least*

   616     per row. Else (`nb` is None), return 1 if the result set contains *at least*

   617     two columns per row. Return 0 for empty result set.

   617     two columns per row. Return 0 for empty result set.

   618     """

   618     """

   619 

   619 

   620     @lltrace

   620     @lltrace