featuretools.primitives.DateFirstEvent

class featuretools.primitives.DateFirstEvent

Determines the first datetime from a list of datetimes.

Examples

>>> from datetime import datetime
>>> date_first_event = DateFirstEvent()
>>> date_first_event([
...     datetime(2011, 4, 9, 10, 30, 10),
...     datetime(2011, 4, 9, 10, 30, 20),
...     datetime(2011, 4, 9, 10, 30, 30)])
Timestamp('2011-04-09 10:30:10')

__init__()

Methods

__init__()
flatten_nested_input_types(input_types)	Flattens nested column schema inputs into a single list.
generate_name(base_feature_names, ...)
generate_names(base_feature_names, ...)
get_args_string()
get_arguments()
get_description(input_column_descriptions[, ...])
get_filepath(filename)
get_function()

Attributes

base_of
base_of_exclude
commutative
default_value	Default value this feature returns if no data found.
description_template
input_types	woodwork.ColumnSchema types of inputs
max_stack_depth
name	Name of the primitive
number_output_features	Number of columns in feature matrix associated with this feature
return_type	ColumnSchema type of return
stack_on
stack_on_exclude
stack_on_self
uses_calc_time