Set active portal according to the name passed in 'portal_name'.

            Returns dictionary of device 'serial_number: rid'

def get_portal_by_name(self, portal_name):
        """
            Set active portal according to the name passed in 'portal_name'.

            Returns dictionary of device 'serial_number: rid'
        """
        portals = self.get_portals_list()

        for p in portals:
            # print("Checking {!r}".format(p))
            if portal_name == p[1]:
                # print("Found Portal!")
                self.set_portal_name( p[1] )
                self.set_portal_id( p[0] )
                self.set_portal_cik( p[2][1]['info']['key'] )
                # print("Active Portal Details:\nName: {0}\nId: {1}\nCIK: {2}".format(
                #                               self.portal_name(),
                #                               self.portal_id(),
                #                               self.portal_cik()))
                return p
        return None