Export Rekordbox cue sheets to a human readable form

cue_export.py

#!/usr/bin/env python3

import argparse
import re
import sys

def read_cues(input_path, output_path):
    if output_path is not None:
        sys.stdout = open(output_path, 'w')

    with open(input_path, 'r') as f:
        found_tracks = False
        for line in f.readlines():
            line = line.strip()

            if line.startswith('TRACK'):
                found_tracks = True

            if not found_tracks:
                continue
            
            if line.startswith('TITLE'):
                title = re.match(r'.*\"(.*)\"', line)[1]
            elif line.startswith('PERFORMER'):
                performer = re.match(r'.*\"(.*)\"', line)[1]
            elif line.startswith('INDEX'):
                time = re.match(r'.*(\d\d:\d\d:\d\d)', line)[1]
                print(f'{time} {title} - {performer}')

    if output_path is not None:
        sys.stdout.close()

if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='Convert a CUE sheet to a human readable list')
    parser.add_argument('input', type=str, help='The CUE sheet to convert')
    parser.add_argument('--output', type=str, help='The name of the file to output to. (If ommitted, the list will be sent to STDOUT)')
    args = parser.parse_args()

    read_cues(args.input, args.output)