Programming, Python, Data Science, Dataset, Big Data.
combine it with map, we'll instantiate our class and pass the method as the function that map applies to all the elements of a sequence. We can do that like this: phone_numbers = [ ❶ “(123) 456-7890", “1234567890”, “123.456.7890”, “+1 123 456-7890” ] P = phone_formatter() ❷