@calling_code.setter<EOL><INDENT>def calling_code(self, calling_code):<DEDENT>
self._calling_code = calling_code<EOL>
Sets the calling_code of this V1PhoneNumber.
The phone number's international calling code. For US phone numbers, this value is +1.

:param calling_code: The calling_code of this V1PhoneNumber.
:type: str