Validating and Formatting Phone Numbers in Python with phonenumbers
Introduction
Validating phone numbers can be a very challenging task. The format of a phone number can vary from one country to another. Heck, it can also vary within the same country! Some countries share the same country code, while some other countries use more than one country code. According to an example from the Google’s libphonenumber GitHub repository, USA, Canada, and Caribbean islands, all share the same country code (+1). On the other hand, it is possible to call the phone numbers from Kosovo by Serbian, Slovenian and Moroccan country codes.
These are only a few of the challenges in identifying or validating phone numbers. At first glance, one can at least validate the country code of a phone number with a RegEx. However, this means that you would have to write a custom RegEx rule for every country in