How to use the jplephem.names.target_names.get function in jplephem

# End of a datablock
                    if line.strip() == "\\begintext":
                        datablock = False
                        continue

                    # Variable extraction
                    if datablock and line.strip().lower().startswith("body"):

                        # retrieval of body ID, parameter name and value
                        line = line.strip().lower().lstrip("body")
                        body_id, _, param = line.partition("_")
                        key, _, value = param.partition("=")

                        # If possible, retrieval of the name of the body
                        # if not, use the ID as name
                        name = target_names.get(int(body_id), body_id).title().strip()

                        # If already existing, check out the dictionary describing the body
                        # characteristics
                        body_dict = self.setdefault(name, {})

                        # Extraction of interesting data
                        value = value.strip()

                        # List of value scattered on multiple lines
                        if not value.endswith(")"):
                            for next_line in lines[i + 1 :]:
                                value += " " + next_line.strip()
                                if next_line.strip().endswith(")"):
                                    break

                        value = [self.parse_float(v) for v in value[1:-2].split()]

if __name__ == "__main__":  # pragma: no cover

    import sys

    config.update({"eop": {"missing_policy": "pass"}})

    for file in sys.argv[1:]:
        print(file)
        print("*" * len(file))
        for segment in SPK.open(file).segments:

            start = Date(segment.start_jd - Date.JD_MJD)
            end = Date(segment.end_jd - Date.JD_MJD)

            center = target_names.get(segment.center, "Unknown")
            target = target_names.get(segment.target, "Unknown")
            print(
                "from {start:{fmt}} to {end:{fmt}} : {center} -> {target}".format(
                    start=start, end=end, center=center, target=target, fmt="%Y-%m-%d"
                )
            )
        print()

if __name__ == "__main__":  # pragma: no cover

    import sys

    config.update({"eop": {"missing_policy": "pass"}})

    for file in sys.argv[1:]:
        print(file)
        print("*" * len(file))
        for segment in SPK.open(file).segments:

            start = Date(segment.start_jd - Date.JD_MJD)
            end = Date(segment.end_jd - Date.JD_MJD)

            center = target_names.get(segment.center, "Unknown")
            target = target_names.get(segment.target, "Unknown")
            print(
                "from {start:{fmt}} to {end:{fmt}} : {center} -> {target}".format(
                    start=start, end=end, center=center, target=target, fmt="%Y-%m-%d"
                )
            )
        print()