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live_chat_continuation['continuations'][0]['liveChatReplayContinuationData']['continuation'] can not exist. So catch the KeyError. Traceback: $ tubeup 'https://youtube.com/watch?v=JyE9OF03cao' [debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8 [debug] youtube-dlc version 2020.10.25 [debug] Python version 3.7.3 (CPython) - Linux-5.8.0-0.bpo.2-amd64-x86_64-with-debian-10.6 [debug] exe versions: ffmpeg 3.3.9, ffprobe 3.3.9 [debug] Proxy map: {} There are no annotations to write. [download] 452.59KiB at 615.35KiB/s (00:01)ERROR: 'liveChatReplayContinuationData' Traceback (most recent call last): File "/mnt/data2/Backup/Wiki/.local/lib/python3.7/site-packages/youtube_dlc/YoutubeDL.py", line 846, in extract_info return self.process_ie_result(ie_result, download, extra_info) File "/mnt/data2/Backup/Wiki/.local/lib/python3.7/site-packages/youtube_dlc/YoutubeDL.py", line 901, in process_ie_result return self.process_video_result(ie_result, download=download) File "/mnt/data2/Backup/Wiki/.local/lib/python3.7/site-packages/youtube_dlc/YoutubeDL.py", line 1696, in process_video_result self.process_info(new_info) File "/mnt/data2/Backup/Wiki/.local/lib/python3.7/site-packages/youtube_dlc/YoutubeDL.py", line 1894, in process_info dl(sub_filename, sub_info, subtitle=True) File "/mnt/data2/Backup/Wiki/.local/lib/python3.7/site-packages/youtube_dlc/YoutubeDL.py", line 1866, in dl return fd.download(name, info, subtitle) File "/mnt/data2/Backup/Wiki/.local/lib/python3.7/site-packages/youtube_dlc/downloader/common.py", line 375, in download return self.real_download(filename, info_dict) File "/mnt/data2/Backup/Wiki/.local/lib/python3.7/site-packages/youtube_dlc/downloader/youtube_live_chat.py", line 85, in real_download continuation_id = live_chat_continuation['continuations'][0]['liveChatReplayContinuationData']['continuation'] KeyError: 'liveChatReplayContinuationData'
98 lines
3.7 KiB
Python
98 lines
3.7 KiB
Python
from __future__ import division, unicode_literals
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import re
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import json
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from .fragment import FragmentFD
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class YoutubeLiveChatReplayFD(FragmentFD):
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""" Downloads YouTube live chat replays fragment by fragment """
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FD_NAME = 'youtube_live_chat_replay'
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def real_download(self, filename, info_dict):
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video_id = info_dict['video_id']
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self.to_screen('[%s] Downloading live chat' % self.FD_NAME)
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test = self.params.get('test', False)
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ctx = {
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'filename': filename,
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'live': True,
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'total_frags': None,
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}
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def dl_fragment(url):
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headers = info_dict.get('http_headers', {})
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return self._download_fragment(ctx, url, info_dict, headers)
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def parse_yt_initial_data(data):
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window_patt = b'window\\["ytInitialData"\\]\\s*=\\s*(.*?)(?<=});'
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var_patt = b'var\\s+ytInitialData\\s*=\\s*(.*?)(?<=});'
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for patt in window_patt, var_patt:
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try:
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raw_json = re.search(patt, data).group(1)
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return json.loads(raw_json)
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except AttributeError:
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continue
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self._prepare_and_start_frag_download(ctx)
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success, raw_fragment = dl_fragment(
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'https://www.youtube.com/watch?v={}'.format(video_id))
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if not success:
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return False
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data = parse_yt_initial_data(raw_fragment)
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continuation_id = data['contents']['twoColumnWatchNextResults']['conversationBar']['liveChatRenderer']['continuations'][0]['reloadContinuationData']['continuation']
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# no data yet but required to call _append_fragment
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self._append_fragment(ctx, b'')
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first = True
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offset = None
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while continuation_id is not None:
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data = None
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if first:
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url = 'https://www.youtube.com/live_chat_replay?continuation={}'.format(continuation_id)
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success, raw_fragment = dl_fragment(url)
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if not success:
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return False
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data = parse_yt_initial_data(raw_fragment)
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else:
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url = ('https://www.youtube.com/live_chat_replay/get_live_chat_replay'
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+ '?continuation={}'.format(continuation_id)
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+ '&playerOffsetMs={}'.format(offset - 5000)
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+ '&hidden=false'
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+ '&pbj=1')
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success, raw_fragment = dl_fragment(url)
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if not success:
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return False
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data = json.loads(raw_fragment)['response']
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first = False
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continuation_id = None
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live_chat_continuation = data['continuationContents']['liveChatContinuation']
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offset = None
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processed_fragment = bytearray()
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if 'actions' in live_chat_continuation:
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for action in live_chat_continuation['actions']:
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if 'replayChatItemAction' in action:
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replay_chat_item_action = action['replayChatItemAction']
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offset = int(replay_chat_item_action['videoOffsetTimeMsec'])
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processed_fragment.extend(
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json.dumps(action, ensure_ascii=False).encode('utf-8') + b'\n')
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try:
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continuation_id = live_chat_continuation['continuations'][0]['liveChatReplayContinuationData']['continuation']
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except KeyError:
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continuation_id = None
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self._append_fragment(ctx, processed_fragment)
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if test or offset is None:
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break
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self._finish_frag_download(ctx)
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return True
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