bigframes.pandas.Series.unstack#

Series.unstack(level: str | int | Sequence[str | int] = -1, *, fill_value: Any = None)[source]#

Unstack, also known as pivot, Series with MultiIndex to produce DataFrame.

Examples:

>>> index = pd.MultiIndex.from_tuples([('one', 'a'), ('one', 'b'), ('two', 'a')])
>>> s = bpd.Series([1, 2, 3], index=index)
>>> s.unstack(fill_value=0)
level_1  a  b
level_0
one      1  2
two      3  0

[2 rows x 2 columns]
Parameters:

  • level (int, str, or list of these, default -1 (last level)) – Level(s) of index to unstack, can pass level name.

  • fill_value (scalar, default None) – Value to use to replace missing values.

Returns:

Unstacked Series.

Return type:

bigframes.pandas.DataFrame