GroupEvents

Data processor

class retentioneering.data_processors_lib.group_events.GroupEvents(params)

Filter the specified events from the input eventstream and create new synthetic events, with names based on the old events’ names.

Parameters:

event_namestr

Name of the created event.

funcCallable[[DataFrame, EventstreamSchema], Any]

Custom function that returns boolean mask with the same length as input eventstream.

• If True - events will be grouped.

• If False - events will be remained.

event_typestr, default “group_alias”

Event_type name for the grouped events. If custom event_type is created, it should be added to the DEFAULT_INDEX_ORDER.

Returns:

Eventstream

Eventstream with:

• new synthetic events with group_alias or custom type

• raw events marked _deleted=True

event_name	event_type	timestamp	_deleted
raw_event_name	raw	raw_event	True
new_event_name	group_alias	raw_event	False

Notes

See Data processors user guide for the details.

class retentioneering.data_processors_lib.group_events.GroupEventsParams(*, event_name, func, event_type='group_alias')

A class with parameters for GroupEvents class.

Eventstream

GroupEventsHelperMixin.group_events(event_name, func, event_type='group_alias')

A method of Eventstream class that filters and replaces raw events with new synthetic events, having the same timestamp and user_id, but new event_name.

Parameters:

See parameters description

GroupEvents

Returns:

Eventstream

Input eventstream with replaced events.