def __call__(self, sid):
return PhoneNumberContext(self._version, service_sid=self._solution['<STR_LIT>'], sid=sid, )<EOL>
Constructs a PhoneNumberContext

:param sid: The unique string that identifies the resource

:returns: twilio.rest.proxy.v1.service.phone_number.PhoneNumberContext
:rtype: twilio.rest.proxy.v1.service.phone_number.PhoneNumberContext