featuretools.primitives.TitleWordCount#

class featuretools.primitives.TitleWordCount[source]#

确定字符串中标题词的数量.

Description:

给定字符串列表,确定每个字符串中标题词的数量.标题词定义为任何以大写字母开头的单词.句子开头的单词将被计数.

如果字符串缺失,返回`NaN`.

Examples

>>> x = ['My favorite movie is Jaws.', 'this is a string', 'AAA']
>>> title_word_count = TitleWordCount()
>>> title_word_count(x).tolist()
[2.0, 0.0, 1.0]
__init__()[source]#

Methods

__init__()

flatten_nested_input_types(input_types)

将嵌套的列模式输入展平成一个列表.

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()

process_text(text)

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

uses_full_dataframe