'Constructs a AssignedAddOnContext
:param sid: The unique Installed Add-on Sid
:returns: twilio.rest.api.v2010.account.incoming_phone_number.assigned_add_on.AssignedAddOnContext
:rtype: twilio.rest.api.v2010.account.incoming_phone_number.assigned_add_on.AssignedAddOnContext'

def __call__(self, sid):

    return AssignedAddOnContext(self._version, account_sid=self._solution['account_sid'], resource_sid=self._solution['resource_sid'], sid=sid)
