composeml.LabelMaker.slice¶
-
LabelMaker.
slice
(df, num_examples_per_instance, minimum_data=None, gap=None, drop_empty=True)[source]¶ Generates data slices of target entity.
- Parameters
df (DataFrame) – Data frame to create slices on.
num_examples_per_instance (int) – Number of examples per unique instance of target entity.
minimum_data (str) – Minimum data before starting search. Default value is first time of index.
gap (str or int) – Time between examples. Default value is window size. If an integer, search will start on the first event after the minimum data.
drop_empty (bool) – Whether to drop empty slices. Default value is True.
- Returns
Returns a generator of data slices.
- Return type
ds (generator)