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v0.7.0a2

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@qinxuye qinxuye released this 20 Dec 11:35
· 639 commits to master since this release
10521e6

This is the release notes of v0.7.0a2. See here for the complete list of solved issues and merged PRs.

New Features

  • Tensor
    • Support missing argument for tensor.tosparse() and fill_value argument for sparse_tensor.todense() (#1797)
  • DataFrame
    • Implements {DataFrame,Series}.replace (#1762)
    • Add {DataFrame, Series}.cartesian_chunk support (#1774)
    • Integrate str.cat into reduction and groupby-aggregation (#1776)
    • Implements reduction with level argument (#1779)

Bug fixes

  • Spawn serialization of executable graphs (#1769)
  • Fix getitem on DataFrames with unknown index (#1772)
  • Fix reading partitioned parquet files in HDFS (#1782)
  • Fix creating Mars Series from empty pandas Series (#1787)
  • Support md.concat on DataFrame and Series (#1798)
  • Fix bug that explicit execute may be required for to_parquet and XGB predict (#1794)
  • Fix TypeError when timeout argument is absent when starting Mars cluster in YARN (#1803, thanks @smartguo!)

Documentation

  • Fill docs for apply and transform (#1764)

Tests

  • Create different test workflows & fix accessor docs (#1799)