课程
Reshaping Data with pandas
中级技能水平
更新时间 2024年11月
PythonData Manipulation4小时15 视频52 道练习4,450 XP24,119成就证明
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先决条件
Data Manipulation with pandas1
Introduction to Data Reshaping
Let's start by understanding the concept of wide and long formats and the advantages of using each of them. You’ll then learn how to pivot data from long to a wide format, and get summary statistics from a large DataFrame.
2
Converting Between Wide and Long Format
Master the technique of reshaping DataFrames from wide to long format. In this chapter, you'll learn how to use the melting method and wide to long function before discovering how to handle string columns by concatenating or splitting them.
3
Stacking and Unstacking DataFrames
In this chapter, you’ll level-up your data manipulation skills using multi-level indexing. You'll learn how to reshape DataFrames by rearranging levels of the row indexes to the column axis, or vice versa. You'll also gain the skills you need to handle missing data generated in the stacking and unstacking processes.
4
Advanced Reshaping
You'll finish by learning how to combine the reshaping process with grouping to produce quick data manipulations. Lastly, you'll discover how to transform list-like columns and handle complex nested data, such as nested JSON files.
Reshaping Data with pandas
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