DataFrame.
explode
Transform each element of a list-like to a row, replicating index values.
Column to explode.
Exploded lists to rows of the subset columns; index will be duplicated for these rows.
See also
DataFrame.unstack
Pivot a level of the (necessarily hierarchical) index labels.
DataFrame.melt
Unpivot a DataFrame from wide format to long format.
Examples
>>> df = ps.DataFrame({'A': [[1, 2, 3], [], [3, 4]], 'B': 1}) >>> df A B 0 [1, 2, 3] 1 1 [] 1 2 [3, 4] 1
>>> df.explode('A') A B 0 1.0 1 0 2.0 1 0 3.0 1 1 NaN 1 2 3.0 1 2 4.0 1