How to use the fileseq.FileSequence.yield_sequences_in_list function in Fileseq

"mixed_seqs/no_ext_10@@",
            "mixed_seqs/no_ext.200,300@@@",
            '/path/to/file4-5--4@@.exr',
            '/path/to/file--4@@.exr',
            'path/1-3@@.exr',
            'path/1-3@@@.file',
            'path/1-3#.jpg',
            '2frames.1-2@@.jpg',
            '8frames.1-2,5,7-8,10-11@@.jpg',
        }

        sub = self.RX_PATHSEP.sub
        paths = [sub(sep, p) for p in paths]
        expected = {sub(sep, p) for p in expected}

        actual = set(str(fs) for fs in FileSequence.yield_sequences_in_list(paths))
        self.assertEquals(expected, actual)

        paths = list(map(_CustomPathString, paths))
        actual = set(str(fs) for fs in FileSequence.yield_sequences_in_list(paths))
        self.assertEquals({str(_CustomPathString(p)) for p in expected}, actual)

'path/1-3@@.exr',
            'path/1-3@@@.file',
            'path/1-3#.jpg',
            '2frames.1-2@@.jpg',
            '8frames.1-2,5,7-8,10-11@@.jpg',
        }

        sub = self.RX_PATHSEP.sub
        paths = [sub(sep, p) for p in paths]
        expected = {sub(sep, p) for p in expected}

        actual = set(str(fs) for fs in FileSequence.yield_sequences_in_list(paths))
        self.assertEquals(expected, actual)

        paths = list(map(_CustomPathString, paths))
        actual = set(str(fs) for fs in FileSequence.yield_sequences_in_list(paths))
        self.assertEquals({str(_CustomPathString(p)) for p in expected}, actual)