pandas.core.groupby.GroupBy.pct_change

GroupBy.pct_change(periods=1, fill_method='pad', limit=None, freq=None, axis=0)[source]

Calculate pct_change of each value to previous entry in group.

Returns

Series or DataFrame

Percentage changes within each group.

See also

Series.groupby

Apply a function groupby to a Series.

DataFrame.groupby

Apply a function groupby to each row or column of a DataFrame.