Secretflow

Changed

- Bump RayFed to 0.1.1a.

Fix

- give min num_cpus for simulation.

Fix

- add __init__.py to sl tensorflow strategy folder.

Fix

- add party as resource label in simulation mode.

Changed

- add an option whether exit on cross-silo sending.
- put all requires in one file except dev.

Fix

- Fix psi_join_csv output columns error.
- fix heu object decode.

Added

- add export_model api for SLModel
- add get_params api for preprocessing

Changed

- VDataFrame read_csv uses spu.psi_csv instead of spu.psi_df to reduce memory usage.
- Bump rayfed to 0.1.0a10.
- Control the concurrency of ray task in SLModel fit/predict/evaluate.

Fixed

- psi join multi-key sort command parameters

Changed

- Optimize psi join memory usage.