Convert standard srt file to Audacity labels format

srt_to_labels.py

import datetime as dt
import argparse
import os

def convert_timecode(timecode):
    timecode = dt.datetime.strptime(timecode, '%H:%M:%S,%f')
    return str((timecode.hour*3600) + (timecode.minute*60) + (timecode.second) + (timecode.microsecond/1000000))

def main(path):
    output_dir = os.path.dirname(path)
    with open(path, "r") as f:
        data = f.read()
    scenes = data.split("\n\n") # different scenes        
    reformatted_srt = ""
    for scene in scenes:
        try:
            parts = scene.split('\n')
            temp = (parts[1].replace(' --> ', '\t') + "\t" + " ".join(parts[2:])).split('\t')
            reformatted_srt += f"{convert_timecode(temp[0])}\t{convert_timecode(temp[1])}\t{temp[2]}\n"
        except:
            print(scene)
    with open(f"{path}.txt", "w") as f:
        f.write(reformatted_srt)


if __name__ == "__main__":
    parser = argparse.ArgumentParser(
        description="Convert standard srt file to Audacity labels format"
        """
    Example runs:

    python srt_to_labels.py --srt /path/to/movie.srt
    """,
        formatter_class=argparse.RawTextHelpFormatter,
    )
    parser.add_argument("--srt", type=str, help="Path to srt file.", required=True)
    args = parser.parse_args()
    main(args.srt)