Pandas DataFrame: diff() function

Last update on August 19 2022 21:50:51 (UTC/GMT +8 hours)

DataFrame - diff() function

The diff() function calculates the difference of a DataFrame element compared with another element in the DataFrame.

Syntax:

DataFrame.diff(self, periods=1, axis=0)

Parameters:

Name	Description	Type/Default Value	Required / Optional
periods	Periods to shift for calculating difference, accepts negative values.	int Default Value: 1	Required
axis	Take difference over rows (0) or columns (1).	{0 or ‘index’, 1 or ‘columns’} Default Value: 0	Required

Returns: DataFrame

Example:

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