This is a example transformation which removes/adds the punctuation, also user can provide custom rules to transform the sentence.
This transformation acts like an example perturbation to test robustness. This is an example transformation.
This perturbation would benefit all tasks which have a sentence/paragraph/document as input like text classification, text generation, etc.
The transformation's outputs are too simple to be used for data augmentation. Unlike a paraphraser, it is not capable of generating linguistically diverse text.