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v0.6.5

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@qinxuye qinxuye released this 22 Feb 06:22
· 32 commits to v0.6 since this release
v0.6.5
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This is the release notes of v0.6.5. See here for the complete list of solved issues and merged PRs.

New Features

  • DataFrame
    • Implements Index.__getitem__ (#1975)
    • Implements {DataFrame,Series}.sample (#1987)
    • Implements DataFrameGroupBy.sample (#1995)
  • Tensor
    • Implements stats.chisquare (#1976)
    • Implement ttests and gamma functions (#1988)

Enhancements

  • Allow wrapping existing models with Mars class constructors (#1957)
  • Optimize performance of DataFrame.describe() (#1962)
  • Initialize filesystem libs (#1982)

Bug fixes

  • Fix tensor sorting with empty chunks (#1973)
  • Fix MarsDMatrix when input tensor has unknown chunk shape (#1970)
  • Fix ValueError when reducing tensors with empty chunks (#1979)
  • Fix job hang when error message can't be pickled (#1993)

Tests

  • Add tests and releases for Python 3.9 (#1955)
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