In a directory structure full of .info.json files (Generated by youtube-dl), get the comments of youtube videos and save them as .comments files (https://github.com/philbot9/youtube-comment-scraper-cli must be installed)

dl-youtube-comments.py

import os
import sys
import json
import subprocess
import datetime

rootdir = 'U:/Hoard'

def log(msg):
    sys.stdout.buffer.write((msg + "\n").encode('utf8'))

for subdir, dirs, files in os.walk(rootdir):
    for file in files:
        if ".info.json" in file:
            comment_path = os.path.join(subdir, file.replace(".info.json", ".comments")) 
            if not os.path.isfile(comment_path) or os.path.getsize(comment_path) == 0:
                f = open(os.path.join(subdir, file), "r")
                j = json.loads(f.read())

                if j['extractor'] == "youtube":
                    if (datetime.datetime.today() - datetime.datetime.strptime(j['upload_date'], '%Y%m%d')).days > 3:
                        log(comment_path + " downloading...")
                        subprocess.run("youtube-comment-scraper --outputFile \"" + comment_path + "\" -- " + j['id'], shell=True)
                    else:
                        log(comment_path + " video is too new")
                else:
                    log(comment_path + " extractor is not youtube")
            else:
                log(comment_path + " already exists")