set_list_column

set_list_column#

NestSeriesAccessor.set_list_column(column: str, value: _Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]) → NestedSeries[source]#

Set the field from list-array of values and return a new series

Parameters:

  • column (str) – Name of the column to set. If not present, it will be added.

  • value (ArrayLike) – Array of values to set. It must be a list-array of the same length as the series.

Returns:

The new series with the field set.

Return type:

NestedSeries

Examples

>>> from nested_pandas.datasets.generation import generate_data
>>> nf = generate_data(2, 2, seed=1)

>>> nf_new_band = nf["nested"].nest.set_list_column("new_band",
...                                                 [["g","g"],
...                                                  ["r","r"]])
>>> # Look at one row of the series
>>> nf_new_band[0]
          t       flux  flux_error band new_band
0  2.935118  39.676747         1.0    g        g
1  3.725204  41.919451         1.0    r        g