featuretools.primitives.NumCharacters

class featuretools.primitives.NumCharacters

Calculates the number of characters in a string.

Examples

>>> num_characters = NumCharacters()
>>> num_characters(['This is a string',
...                 'second item',
...                 'final1']).tolist()
[16, 11, 6]

__init__()

Initialize self. See help(type(self)) for accurate signature.

Methods

__init__()	Initialize self.
generate_name(base_feature_names)
generate_names(base_feature_names)
get_args_string()
get_arguments()
get_filepath(filename)
get_function()

Attributes

base_of
base_of_exclude
commutative
dask_compatible
default_value
input_types
max_stack_depth
name
number_output_features
uses_calc_time
uses_full_entity