textflint.generation_layer.transformation.CWS.swap_name

Make the first word of the surname and the preceding word form a word,

and the last word of the name and the following word form a word

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class textflint.generation_layer.transformation.CWS.swap_name.SwapName(**kwargs)

Bases: textflint.generation_layer.transformation.transformation.Transformation

Make the first word of the surname and the preceding word form a word,

and the last word of the name and the following word form a word

Example:

我朝小明走了过去 -> 我朝向明走了过去

__init__(**kwargs)

Parameters

• firstname_list (list) – family name dictionary

• word_list (list) – dictionary of words

• word_end_dict (dict) – a dictionary

• name_dict (dict) – A dictionary ending with a surname

make_dict()

Returns

Last name dictionary and first name dictionary

class textflint.generation_layer.transformation.CWS.swap_name.Transformation(**kwargs)

Bases: abc.ABC

An abstract class for transforming a sequence of text to produce a list of potential adversarial example.

processor = <textflint.common.preprocess.en_processor.EnProcessor object>

transform(sample, n=1, field='x', **kwargs)

Transform data sample to a list of Sample.

Parameters

• sample (Sample) – Data sample for augmentation.

• n (int) – Max number of unique augmented output, default is 5.

• field (str|list) – Indicate which fields to apply transformations.

• **kwargs (dict) –

  other auxiliary params.

Returns

list of Sample

classmethod sample_num(x, num)

Get ‘num’ samples from x.

Parameters

• x (list) – list to sample

• num (int) – sample number

Returns

max ‘num’ unique samples.

textflint.generation_layer.transformation.CWS.swap_name.descartes(calculation_items, n)

Parameters

• calculation_items (list) –

• n (int) – quantity to select

Return list

list items which we random choice from Cartesian product.

textflint.generation_layer.transformation.CWS.swap_name.download_if_needed(folder_name)

Folder name will be saved as .cache/textflint/[folder_name]. If it doesn’t exist on disk, the zip file will be downloaded and extracted.

Parameters

folder_name (str) – path to folder or file in cache

Returns

path to the downloaded folder or file on disk

textflint.generation_layer.transformation.CWS.swap_name.plain_lines_loader(path)

read data