json_parser_v3.py

    def set_top_k(self, value):
        self.top_k_labels = value

    def frame_exists(self, frame_id: int):
        return frame_id in self.frames.keys()

    def add_frame(self, frame_id: int):
        # Use this function to add frames with index.
        if not self.frame_exists(frame_id):
            self.frames[frame_id] = Frame(frame_id)
        else:
            raise ValueError("Frame id: {} already exists".format(frame_id))