featuretools.primitives.URLToProtocol#

class featuretools.primitives.URLToProtocol[source]#

确定一个URL的协议（http或https）.

Description:: 使用正则表达式提取URL的协议. 协议将是https或http.如果URL不包含协议,则返回nan.

Examples

>>> url_to_protocol = URLToProtocol()
>>> urls =  ['https://play.google.com',
...          'http://www.google.co.in',
...          'www.facebook.com']
>>> url_to_protocol(urls).to_list()
['https', 'http', nan]

__init__()#

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`()

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`