In the last 20 months, the pandas library has been updated 10 times, introducing hundreds of new features, bug fixes, and API changes. In this video, I'll explain 5 changes to the pandas API that you need to know in order to stay current with the library.

1:19 ix has been deprecated
7:04 Aliases have been added for isnull and notnull
10:37 drop now accepts "index" and "columns" keywords
13:35 rename and reindex now accept "axis" keyword
16:18 Ordered categories must be specified independent of the data

== RELATED VIDEOS ==
My entire pandas video series: https://www.youtube.com/playlist?list=PL5-da3qGB5ICCsgW1MxlZ0Hq8LL5U3u9y
Selecting with loc and iloc: https://www.youtube.com/watch?v=xvpNA7bC8cs&list=PL5-da3qGB5ICCsgW1MxlZ0Hq8LL5U3u9y&index=19
Handling missing values: https://www.youtube.com/watch?v=fCMrO_VzeL8&list=PL5-da3qGB5ICCsgW1MxlZ0Hq8LL5U3u9y&index=16
Removing rows or columns: https://www.youtube.com/watch?v=gnUKkS964WQ&list=PL5-da3qGB5ICCsgW1MxlZ0Hq8LL5U3u9y&index=6
Renaming columns: https://www.youtube.com/watch?v=0uBirYFhizE&list=PL5-da3qGB5ICCsgW1MxlZ0Hq8LL5U3u9y&index=5
Using the category data type: https://www.youtube.com/watch?v=wDYDYGyN_cw&list=PL5-da3qGB5ICCsgW1MxlZ0Hq8LL5U3u9y&index=21

== OTHER RESOURCES ==
Jupyter notebook on GitHub: https://github.com/justmarkham/pandas-videos
pandas release notes: http://pandas.pydata.org/pandas-docs/stable/whatsnew.html

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