v0.8.0b1

This is the release notes of v0.8.0b1. See here for the complete list of solved issues and merged PRs.

New Features

• DataFrame
  • Integrate Mars DataFrame with Ray Dataset (#2393, thanks @vcfgv!)
• Learn
  • Add _binary_roc_auc_score method (#2403, thanks @Divyanshu-Singh-Chauhan!)
• Web
  • Support visualizing subtask graphs on Mars Web (#2426, thanks @RandomY-2!)
• Others
  • Revisit {from,to}_vineyard for tensors and dataframes. (#2419)
  • [Ray] Reconstruct worker (#2413)
  • Make cmdline support third party modules (#2454)
  • Add nightly builds for docker images (#2456)

Enhancements

• Refine and unify subtask detail APIs (#2465, thanks @RandomY-2!)

Bug fixes

• Fix df/series.{apply, map_chunk} when some chunk output empty data (#2434)
• Fix missing DAGs when initializing with empty API results (#2439, thanks @RandomY-2!)
• Fix skew and kurt errors under MacOS (#2443)
• Add tests for public kubernetes image (#2446)
• Fix timeout error when waiting for a submitted task (#2457)
• Print the error message when error happens in TaskProcessor (#2458)
• Fix misuse of name parameter in DataFrame align (#2469, thanks @qxzhou1010!)
• Fix hang when start sub pool fails (#2468)

Installation

• Build and upload docker images in continuous deployment (#244)

Tests

• Fix coverage for Azure pipeline (#2474)