What’s new in 1.4.2 (April 2, 2022)#

These are the changes in pandas 1.4.2. See Release notes for a full changelog including other versions of pandas.

Fixed regressions#

Bug fixes#

  • Fix some cases for subclasses that define their _constructor properties as general callables (GH 46018)

  • Fixed “longtable” formatting in Styler.to_latex() when column_format is given in extended format (GH 46037)

  • Fixed incorrect rendering in Styler.format() with hyperlinks="html" when the url contains a colon or other special characters (GH 46389)

  • Improved error message in Rolling when window is a frequency and NaT is in the rolling axis (GH 46087)


A total of 15 people contributed patches to this release. People with a “+” by their names contributed a patch for the first time.

  • Daniel Schmidt

  • JHM Darbyshire

  • Jonas Haag

  • Jordan Hicks +

  • Joris Van den Bossche

  • Kian Eliasi +

  • Luke Manley

  • Marco Edward Gorelli

  • Matthew Roeschke

  • MeeseeksMachine

  • Pandas Development Team

  • Patrick Hoefler

  • Richard Shadrach

  • Simon Hawkins

  • jbrockmendel