Jiaming Yuan f05a23b41c
Use weakref instead of id for DataIter cache. (#9445)
- Fix case where Python reuses id from freed objects.
- Small optimization to column matrix with QDM by using `realloc` instead of copying data.
2023-08-10 00:40:06 +08:00
..
2022-06-06 20:18:32 +08:00
2022-06-22 21:29:10 +08:00