def from_cli_multi_ifos(cls, opt, strain_dict, ifos):
        """Calculate the segmentation of the strain data for analysis from
        the command line options.
        """
        strain_segments = {}
        for ifo in ifos:
            strain_segments[ifo] = cls.from_cli_single_ifo(opt,
                                                         strain_dict[ifo], ifo)
        return strain_segments
Calculate the segmentation of the strain data for analysis from
        the command line options.