dask.dataframe.groupby.DataFrameGroupBy.ffill

DataFrameGroupBy.ffill(limit=None)

Forward fill the values.

This docstring was copied from pandas.core.groupby.groupby.GroupBy.ffill.

Some inconsistencies with the Dask version may exist.

Parameters:
limitint, optional

Limit of how many values to fill.

Returns:
Series or DataFrame

Object with missing values filled.

See also

Series.ffill

Returns Series with minimum number of char in object.

DataFrame.ffill

Object with missing values filled or None if inplace=True.

Series.fillna

Fill NaN values of a Series.

DataFrame.fillna

Fill NaN values of a DataFrame.