Remove `CallbackStream` in favor of `map_last_stream`#1

Merged

cetra3 merged 1 commit intopydantic:fix_dictionariesfrom

datafusion-contrib:gabrielmusat/fork/pydantic/fix_dictionaries

Oct 5, 2025

Commits on Oct 4, 2025

Use map_last_stream.rs in favor of callback_stream.rs
gabotechs
committed