Release Notes
This is the list of changes to pandas between each release. For full details, see the commit logs at http://github.com/pandas-dev/pandas. For install and upgrade instructions, see Installation.
Version 0.25
Version 0.24
- Whats new in 0.24.2 (March 12, 2019)
- Whats new in 0.24.1 (February 3, 2019)
- What’s new in 0.24.0 (January 25, 2019)
Version 0.23
- What’s new in 0.23.4 (August 3, 2018)
- Fixed regressions
- Bug fixes
- Contributors
- What’s new in 0.23.3 (July 7, 2018)
- Contributors
- What’s new in 0.23.2 (July 5, 2018)
- Logical reductions over entire DataFrame
- Fixed regressions
- Build changes
- Bug fixes
- Contributors
- What’s new in 0.23.1 (June 12, 2018)
- Fixed regressions
- Performance improvements
- Bug fixes
- Contributors
- What’s new in 0.23.0 (May 15, 2018)
- New features
- Backwards incompatible API changes
- Deprecations
- Removal of prior version deprecations/changes
- Performance improvements
- Documentation changes
- Bug fixes
- Contributors
Version 0.22
- v0.22.0 (December 29, 2017)
- Backwards incompatible API changes
- Compatibility
- Contributors
Version 0.21
- v0.21.1 (December 12, 2017)
- Restore Matplotlib datetime converter registration
- New features
- Deprecations
- Performance improvements
- Bug fixes
- Contributors
- v0.21.0 (October 27, 2017)
- New features
- Backwards incompatible API changes
- Deprecations
- Removal of prior version deprecations/changes
- Performance improvements
- Documentation changes
- Bug fixes
- Contributors
Version 0.20
- v0.20.3 (July 7, 2017)
- Bug fixes
- Contributors
- v0.20.2 (June 4, 2017)
- Enhancements
- Performance improvements
- Bug fixes
- Contributors
- v0.20.1 (May 5, 2017)
- New features
- Backwards incompatible API changes
- Reorganization of the library: privacy changes
- Deprecations
- Removal of prior version deprecations/changes
- Performance improvements
- Bug fixes
- Contributors
Version 0.19
- v0.19.2 (December 24, 2016)
- Enhancements
- Performance improvements
- Bug fixes
- Contributors
- v0.19.1 (November 3, 2016)
- Performance improvements
- Bug fixes
- Contributors
- v0.19.0 (October 2, 2016)
- New features
- API changes
- Deprecations
- Removal of prior version deprecations/changes
- Performance improvements
- Bug fixes
- Contributors
Version 0.18
- v0.18.1 (May 3, 2016)
- New features
- Sparse changes
- API changes
- Performance improvements
- Bug fixes
- Contributors
- v0.18.0 (March 13, 2016)
- New features
- Backwards incompatible API changes
- Performance improvements
- Bug Fixes
- Contributors
Version 0.17
- v0.17.1 (November 21, 2015)
- New features
- Enhancements
- API changes
- Performance improvements
- Bug fixes
- Contributors
- v0.17.0 (October 9, 2015)
- New features
- Backwards incompatible API changes
- Performance improvements
- Bug fixes
- Contributors
Version 0.16
- v0.16.2 (June 12, 2015)
- New features
- API changes
- Performance improvements
- Bug fixes
- Contributors
- v0.16.1 (May 11, 2015)
- Enhancements
- API changes
- Index representation
- Performance improvements
- Bug fixes
- Contributors
- v0.16.0 (March 22, 2015)
- New features
- Backwards incompatible API changes
- Performance improvements
- Bug fixes
- Contributors
Version 0.15
- v0.15.2 (December 12, 2014)
- API changes
- Enhancements
- Performance
- Bug fixes
- Contributors
- v0.15.1 (November 9, 2014)
- API changes
- Enhancements
- Bug fixes
- Contributors
- v0.15.0 (October 18, 2014)
- New features
- Backwards incompatible API changes
- Enhancements
- Performance
- Bug fixes
- Contributors
Version 0.14
- v0.14.1 (July 11, 2014)
- API changes
- Enhancements
- Performance
- Experimental
- Bug fixes
- Contributors
- v0.14.0 (May 31 , 2014)
- API changes
- Display changes
- Text parsing API changes
- Groupby API changes
- SQL
- MultiIndexing using slicers
- Plotting
- Prior version deprecations/changes
- Deprecations
- Known issues
- Enhancements
- Performance
- Experimental
- Bug Fixes
- Contributors
Version 0.13
- v0.13.1 (February 3, 2014)
- Output formatting enhancements
- API changes
- Prior version deprecations/changes
- Deprecations
- Enhancements
- Performance
- Experimental
- Bug fixes
- Contributors
- v0.13.0 (January 3, 2014)
- API changes
- Prior version deprecations/changes
- Deprecations
- Indexing API changes
- Float64Index API change
- HDFStore API changes
- DataFrame repr changes
- Enhancements
- Experimental
- Internal refactoring
- Bug fixes
- Contributors
Version 0.12
- v0.12.0 (July 24, 2013)
- API changes
- I/O enhancements
- Other enhancements
- Experimental features
- Bug fixes
- Contributors
Version 0.11
- v0.11.0 (April 22, 2013)
- Selection choices
- Selection deprecations
- Dtypes
- Dtype conversion
- Dtype gotchas
- Datetimes conversion
- API changes
- Enhancements
- Contributors
Version 0.10
- v0.10.1 (January 22, 2013)
- API changes
- New features
- HDFStore
- Contributors
- v0.10.0 (December 17, 2012)
- File parsing new features
- API changes
- New features
- Wide DataFrame printing
- Updated PyTables support
- N dimensional Panels (experimental)
- Contributors
Version 0.9
- v0.9.1 (November 14, 2012)
- New features
- API changes
- Contributors
- v0.9.0 (October 7, 2012)
- New features
- API changes
- Contributors
Version 0.8
- v0.8.1 (July 22, 2012)
- New features
- Performance improvements
- Contributors
- v0.8.0 (June 29, 2012)
- Support for non-unique indexes
- NumPy datetime64 dtype and 1.6 dependency
- Time series changes and improvements
- Other new features
- New plotting methods
- Other API changes
- Potential porting issues for pandas <= 0.7.3 users
- Contributors
Version 0.7
- v.0.7.3 (April 12, 2012)
- New features
- NA Boolean comparison API change
- Other API changes
- Contributors
- v.0.7.2 (March 16, 2012)
- New features
- Performance improvements
- Contributors
- v.0.7.1 (February 29, 2012)
- New features
- Performance improvements
- Contributors
- v.0.7.0 (February 9, 2012)
- New features
- API changes to integer indexing
- API tweaks regarding label-based slicing
- Changes to Series [] operator
- Other API changes
- Performance improvements
- Contributors
Version 0.6
- v.0.6.1 (December 13, 2011)
- New features
- Performance improvements
- Contributors
- v.0.6.0 (November 25, 2011)
- New features
- Performance enhancements
- Contributors
Version 0.5
- v.0.5.0 (October 24, 2011)
- New features
- Performance enhancements
- Contributors
Version 0.4
- v.0.4.1 through v0.4.3 (September 25 - October 9, 2011)
- New features
- Performance enhancements
- Contributors