Django error - TypeError: str returned non-string (type PhoneNumber)

Error:

TypeError: __str__ returned non-string (type PhoneNumber)

Solution:

In the model.py file add the following code:

def __str__(self):
    return str(self.phone_number)

Pypi Package: django-phonenumber-field

Resource:

https://github.com/stefanfoulis/django-phonenumber-field

https://stackoverflow.com/questions/41288844/typeerror-str-returned-non-string-type-phonenumber