【YouTubeチャット取得】yt-dlpとpytchatどっちが早いか検証

from yt_dlp import YoutubeDL

ydl_video_opts = {
    'outtmpl' : '%(id)s'+'_.mp4',
    'format' : 'best',
    'writesubtitles' : True,
    'skip_download' : True
}

with YoutubeDL(ydl_video_opts) as ydl:
    result = ydl.download([
        'https://www.youtube.com/watch?v=xIPQdO53PDA'
    ])

{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "replayChatItemAction": {"actions": [{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "addChatItemAction": {"item": {"liveChatViewerEngagementMessageRenderer": {"id": "CiMKIVJFUExBWV9WRU0yMDIyLzEyLzA5LTE0OjUyOjEwLjUwMA%3D%3D", "timestampUsec": "1670626330500342", "icon": {"iconType": "YOUTUBE_ROUND"}, "message": {"runs": [{"text": "Live chat replay is on. Messages that appeared when the stream was live will show up here."}]}, "trackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o"}}}}], "videoOffsetTimeMsec": "0"}}
{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "replayChatItemAction": {"actions": [{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "addChatItemAction": {"item": {"liveChatPaidMessageRenderer": {"id": "ChwKGkNJZVV5NFBDNV9zQ0ZRc3NyUVlkQ1hzRkdn", "timestampUsec": "1670416416135913", "authorName": {"simpleText": "ジェットニードル"}, "authorPhoto": {"thumbnails": [{"url": "https://yt4.ggpht.com/ytc/AMLnZu_e4mh8PKUfyn75YNiP2DQ05xfc3N27r4G6kafz=s32-c-k-c0x00ffffff-no-rj", "width": 32, "height": 32}, {"url": "https://yt4.ggpht.com/ytc/AMLnZu_e4mh8PKUfyn75YNiP2DQ05xfc3N27r4G6kafz=s64-c-k-c0x00ffffff-no-rj", "width": 64, "height": 64}]}, "purchaseAmountText": {"simpleText": "¥5,000"}, "message": {"runs": [{"text": "いや、まだ早い！う〇こと判断するにはまだ早い！でっかい馬糞ウニかもしれない！！"}]}, "headerBackgroundColor": 4290910299, "headerTextColor": 4294967295, "bodyBackgroundColor": 4293467747, "bodyTextColor": 4294967295, "authorExternalChannelId": "UCUg0L9DgBqshuz4vu6MlEPw", "authorNameTextColor": 3019898879, "contextMenuEndpoint": {"clickTrackingParams": "CBIQ7rsEIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "commandMetadata": {"webCommandMetadata": {"ignoreNavigation": true}}, "liveChatItemContextMenuEndpoint": {"params": "Q2g0S0hBb2FRMGxsVlhrMFVFTTFYM05EUmxGemMzSlJXV1JEV0hOR1IyY2FLU29uQ2hoVlEwWkhOblJsWVhCYVlVNDJTakZ2Vmxoc04wMVpVRUVTQzJvd09UaHZOekF5TkZOeklBRW9BVElhQ2hoVlExVm5NRXc1UkdkQ2NYTm9kWG8wZG5VMlRXeEZVSGM0QWtnQlVBOCUzRA=="}}, "timestampColor": 2164260863, "contextMenuAccessibility": {"accessibilityData": {"label": "Chat actions"}}, "timestampText": {"simpleText": "-26:49"}, "trackingParams": "CBIQ7rsEIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "authorBadges": [{"liveChatAuthorBadgeRenderer": {"customThumbnail": {"thumbnails": [{"url": "https://yt3.ggpht.com/8e16_tQaCtP4Tppt3NwGDU5iHe3y8ZmCz2eBJCcrA_lUEXTZ--rh3WkrPWVkGSGUSjK7Z8nf=s16-c-k", "width": 16, "height": 16}, {"url": "https://yt3.ggpht.com/8e16_tQaCtP4Tppt3NwGDU5iHe3y8ZmCz2eBJCcrA_lUEXTZ--rh3WkrPWVkGSGUSjK7Z8nf=s32-c-k", "width": 32, "height": 32}]}, "tooltip": "Member (2 months)", "accessibility": {"accessibilityData": {"label": "Member (2 months)"}}}}], "textInputBackgroundColor": 805306368}}}}], "videoOffsetTimeMsec": "0"}}
{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "replayChatItemAction": {"actions": [{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "addLiveChatTickerItemAction": {"item": {"liveChatTickerPaidMessageItemRenderer": {"id": "ChwKGkNJZVV5NFBDNV9zQ0ZRc3NyUVlkQ1hzRkdn", "amount": {"simpleText": "¥5,000"}, "amountTextColor": 4294967295, "startBackgroundColor": 4293467747, "endBackgroundColor": 4290910299, "authorPhoto": {"thumbnails": [{"url": "https://yt4.ggpht.com/ytc/AMLnZu_e4mh8PKUfyn75YNiP2DQ05xfc3N27r4G6kafz=s32-c-k-c0x00ffffff-no-rj", "width": 32, "height": 32}, {"url": "https://yt4.ggpht.com/ytc/AMLnZu_e4mh8PKUfyn75YNiP2DQ05xfc3N27r4G6kafz=s64-c-k-c0x00ffffff-no-rj", "width": 64, "height": 64}], "accessibility": {"accessibilityData": {"label": "ジェットニードル"}}}, "durationSec": 1800, "showItemEndpoint": {"clickTrackingParams": "CA8QsMgEIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "commandMetadata": {"webCommandMetadata": {"ignoreNavigation": true}}, "showLiveChatItemEndpoint": {"renderer": {"liveChatPaidMessageRenderer": {"id": "ChwKGkNJZVV5NFBDNV9zQ0ZRc3NyUVlkQ1hzRkdn", "timestampUsec": "1670416416135913", "authorName": {"simpleText": "ジェットニードル"}, "authorPhoto": {"thumbnails": [{"url": "https://yt4.ggpht.com/ytc/AMLnZu_e4mh8PKUfyn75YNiP2DQ05xfc3N27r4G6kafz=s32-c-k-c0x00ffffff-no-rj", "width": 32, "height": 32}, {"url": "https://yt4.ggpht.com/ytc/AMLnZu_e4mh8PKUfyn75YNiP2DQ05xfc3N27r4G6kafz=s64-c-k-c0x00ffffff-no-rj", "width": 64, "height": 64}]}, "purchaseAmountText": {"simpleText": "¥5,000"}, "message": {"runs": [{"text": "いや、まだ早い！う〇こと判断するにはまだ早い！でっかい馬糞ウニかもしれない！！"}]}, "headerBackgroundColor": 4290910299, "headerTextColor": 4294967295, "bodyBackgroundColor": 4293467747, "bodyTextColor": 4294967295, "authorExternalChannelId": "UCUg0L9DgBqshuz4vu6MlEPw", "authorNameTextColor": 3019898879, "contextMenuEndpoint": {"clickTrackingParams": "CBEQ7rsEIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "commandMetadata": {"webCommandMetadata": {"ignoreNavigation": true}}, "liveChatItemContextMenuEndpoint": {"params": "Q2g0S0hBb2FRMGxsVlhrMFVFTTFYM05EUmxGemMzSlJXV1JEV0hOR1IyY2FLU29uQ2hoVlEwWkhOblJsWVhCYVlVNDJTakZ2Vmxoc04wMVpVRUVTQzJvd09UaHZOekF5TkZOeklBRW9BVElhQ2hoVlExVm5NRXc1UkdkQ2NYTm9kWG8wZG5VMlRXeEZVSGM0QWtnQlVBOCUzRA=="}}, "timestampColor": 2164260863, "contextMenuAccessibility": {"accessibilityData": {"label": "Chat actions"}}, "timestampText": {"simpleText": "-26:49"}, "trackingParams": "CBEQ7rsEIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "authorBadges": [{"liveChatAuthorBadgeRenderer": {"customThumbnail": {"thumbnails": [{"url": "https://yt3.ggpht.com/8e16_tQaCtP4Tppt3NwGDU5iHe3y8ZmCz2eBJCcrA_lUEXTZ--rh3WkrPWVkGSGUSjK7Z8nf=s16-c-k", "width": 16, "height": 16}, {"url": "https://yt3.ggpht.com/8e16_tQaCtP4Tppt3NwGDU5iHe3y8ZmCz2eBJCcrA_lUEXTZ--rh3WkrPWVkGSGUSjK7Z8nf=s32-c-k", "width": 32, "height": 32}]}, "tooltip": "Member (2 months)", "accessibility": {"accessibilityData": {"label": "Member (2 months)"}}}}], "textInputBackgroundColor": 805306368}}, "trackingParams": "CBAQjtEGIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o"}}, "authorExternalChannelId": "UCUg0L9DgBqshuz4vu6MlEPw", "fullDurationSec": 1800, "trackingParams": "CA8QsMgEIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o"}}, "durationSec": "1800"}}], "videoOffsetTimeMsec": "0"}}
{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "replayChatItemAction": {"actions": [{"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "addChatItemAction": {"item": {"liveChatTextMessageRenderer": {"message": {"runs": [{"text": "待機"}]}, "authorName": {"simpleText": "カルロス・フィットネス"}, "authorPhoto": {"thumbnails": [{"url": "https://yt4.ggpht.com/ytc/AMLnZu9M2P8p4FtMU8EgIidtz1yuxDHUsLHjx0D7I6lt=s32-c-k-c0x00ffffff-no-rj", "width": 32, "height": 32}, {"url": "https://yt4.ggpht.com/ytc/AMLnZu9M2P8p4FtMU8EgIidtz1yuxDHUsLHjx0D7I6lt=s64-c-k-c0x00ffffff-no-rj", "width": 64, "height": 64}]}, "contextMenuEndpoint": {"clickTrackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o", "commandMetadata": {"webCommandMetadata": {"ignoreNavigation": true}}, "liveChatItemContextMenuEndpoint": {"params": "Q2p3S09nb2FRMDlNZGw5MFlrZzFYM05EUmxacmJYSlJXV1JDUzI5QlEwRVNIRU5NZFZneFRWaElOVjl6UTBabGNrRk9RV05rZDJ0M1FVNW5MVEFhS1NvbkNoaFZRMFpITm5SbFlYQmFZVTQyU2pGdlZsaHNOMDFaVUVFU0Myb3dPVGh2TnpBeU5GTnpJQUVvQVRJYUNoaFZRMEpaVTFSRk9XSlFZMGRhVTNsaVpGVlpWVEowV25jNEFrZ0JVQUUlM0Q="}}, "id": "CjoKGkNPTHZfdGJINV9zQ0ZWa21yUVlkQktvQUNBEhxDTHVYMU1YSDVfc0NGZXJBTkFjZHdrd0FOZy0w", "timestampUsec": "1670417922215517", "authorExternalChannelId": "UCBYSTE9bPcGZSybdUYU2tZw", "contextMenuAccessibility": {"accessibilityData": {"label": "Chat actions"}}, "timestampText": {"simpleText": "-1:43"}, "trackingParams": "CAEQl98BIhMIo7nkh9Dt-wIVCLBYCh1Zwg8o"}}, "clientId": "CLuX1MXH5_sCFerANAcdwkwANg-0"}}], "videoOffsetTimeMsec": "0"}}
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import pytchat
import time

# PytchatCoreオブジェクトの取得
livechat = pytchat.create(video_id = "msosBK_qWOs")
while livechat.is_alive():

    # チャットデータの取得
    chatdata = livechat.get()
    for c in chatdata.items:
        print(f"{c.datetime} {c.author.name} {c.message} {c.amountString}")

    time.sleep(1)

2022-12-07 22:58:52 熟成タラコさん🤍 双子座の女
2022-12-07 22:58:55 山口二郎 そこそこじゃねえかよ
2022-12-07 22:58:56 神野みこと あと数時間ｗ
2022-12-07 22:58:57 K ヒロ おお:
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import urllib.request
import json

#-------↓パラメータ入力↓-------

APIKEY = 'APIキー'
video_id = '動画ID' #ライブ配信中のみ

#-------↑パラメータ入力↑-------

#videoメソッドでactiveLiveChatId取得
param = {
    'part':'liveStreamingDetails',
    'id':video_id,
    'key':APIKEY
}
target_url = 'https://www.googleapis.com/youtube/v3/videos?'+(urllib.parse.urlencode(param))
req = urllib.request.Request(target_url)

with urllib.request.urlopen(req) as json_ress:
    ress = json.load(json_ress)

    #LiveChatMessagesメソッドでチャットを取得
    param = {
        'part':'id,snippet,authorDetails',
        'liveChatId':ress['items'][0]['liveStreamingDetails']['activeLiveChatId'],
        'key':APIKEY
    }
    target_url = 'https://www.googleapis.com/youtube/v3/liveChat/messages?'+(urllib.parse.urlencode(param))
    req = urllib.request.Request(target_url)
    
    with urllib.request.urlopen(req) as json_ress:
        ress = json.load(json_ress)
        for res in ress['items']:
            print(res['snippet']['publishedAt'] + ' ' + res['authorDetails']['displayName'] + ' ' + res['snippet']['displayMessage'])

2022-12-08T21:00:07.483689+00:00 久遠【クオン】 全然脱走しとるw
2022-12-08T21:00:15.143884+00:00 かにみそ王 っっw
2022-12-08T21:00:36.452518+00:00 久遠【クオン】 全員じゃなくて全然
2022-12-08T21:00:51.987888+00:00 久遠【クオン】 わーいじゆうだー！
2022-12-08T21:01:21.183153+00:00 久遠【クオン】 もちろん、おうちが一番だでな      
2022-12-08T21:03:03.588353+00:00 久遠【クオン】 誰だったんだw
2022-12-08T21:05:44.367684+00:00 かにみそ王 よきよき
2022-12-08T21:06:33.173667+00:00 久遠【クオン】 ハロウィンか
2022-12-08T21:07:57.332975+00:00 久遠【クオン】 足りなさそうね
2022-12-08T21:08:18.266388+00:00 久遠【クオン】 生きるぞ！
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