Data analysis in Python with pandas - How do I use the "axis" parameter in pandas?

When performing operations on a pandas DataFrame, such as dropping columns or calculating row means, it is often necessary to specify the "axis". But what exactly is an axis? In this video, I'll help you to build a mental model for understanding the axis parameter so that you will know when and how to use it. SUBSCRIBE to learn data science with Python: https://www.youtube.com/dataschool?sub_confirmation=1 JOIN the "Data School Insiders" community and receive exclusive rewards: https://www.patreon.com/dataschool == RESOURCES == GitHub repository for the series: https://github.com/justmarkham/pandas-videos "drop" documentation: http://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.drop.html "mean" documentation: http://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.mean.html == LET'S CONNECT! == Newsletter: https://www.dataschool.io/subscribe/ Twitter: https://twitter.com/justmarkham Facebook: https://www.facebook.com/DataScienceSchool/ LinkedIn: https://www.linkedin.com/in/justmarkham/