Allow media-sequence to continue from last saved index.m3u8 about scte-35_hls_x9k3 HOT 3 CLOSED

from x9k3 import X9K3
from new_reader import reader
from collections import deque
from operator import itemgetter

class X9K5(X9K3):

    def load_sidecar(self, file, pid):
        """
        load_sidecar reads (pts, cue) pairs from
        the sidecar file and loads them into X9K3.sidecar
        if live, blank out the sidecar file after cues are loaded.
        """
        if self.sidecar_file:
            with reader(file) as sidefile:
                for line in sidefile:
                    line = line.decode().strip().split("#", 1)[0]
                    if len(line):
                        pts, cue = line.split(",", 1)
                        if float(pts) >= self.pid2pts(pid):
                            if [float(pts), cue] not in self.sidecar:
                                print("loading",pts,cue)
                                self.sidecar.append([float(pts), cue])
                                self.sidecar = deque(
                                    sorted(self.sidecar, key=itemgetter(0))
                                )
                sidefile.close()
            if self.live:
                with open(self.sidecar_file,'w') as scf:
                    scf.close()



if __name__ == "__main__":
    stuff = X9K5()
    stuff.run()