v.0.7.2 (March 16, 2012)

This release targets bugs in 0.7.1, and adds a few minor features.

New features

  • Add additional tie-breaking methods in DataFrame.rank (GH874)
  • Add ascending parameter to rank in Series, DataFrame (GH875)
  • Add coerce_float option to DataFrame.from_records (GH893)
  • Add sort_columns parameter to allow unsorted plots (GH918)
  • Enable column access via attributes on GroupBy (GH882)
  • Can pass dict of values to DataFrame.fillna (GH661)
  • Can select multiple hierarchical groups by passing list of values in .ix (GH134)
  • Add axis option to DataFrame.fillna (GH174)
  • Add level keyword to drop for dropping values from a level (GH159)

Performance improvements

  • Use khash for Series.value_counts, add raw function to algorithms.py (GH861)
  • Intercept __builtin__.sum in groupby (GH885)


A total of 12 people contributed patches to this release. People with a “+” by their names contributed a patch for the first time.

  • Adam Klein
  • Benjamin Gross +
  • Dan Birken +
  • Dieter Vandenbussche
  • Josh +
  • Thomas Kluyver
  • Travis N. Vaught +
  • Wes McKinney
  • Wouter Overmeire
  • claudiobertoldi +
  • elpres +
  • joshuaar +
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