channel_video_list.py

from googleapiclient.discovery import build

DEVELOPER_KEY = "API_KEY"


def fetch_all_youtube_videos(channel_id):
    youtube = build("youtube", "v3", developerKey=DEVELOPER_KEY)
    res = youtube.search().list(
        part="snippet",
        type="video",
        channelId=channel_id,
        maxResults="50"
    ).execute()

    next_page_token = res['nextPageToken']
    while 'nextPageToken' in res:
        next_page = youtube.search().list(
            part="snippet",
            type="video",
            channelId=channel_id,
            maxResults="50",
            pageToken=next_page_token
        ).execute()
        res['items'] = res['items'] + next_page['items']

        if 'nextPageToken' not in next_page:
            res.pop('nextPageToken', None)
        else:
            next_page_token = next_page['nextPageToken']

    return res

if __name__ == '__main__':
    videos = fetch_all_youtube_videos("CHANNEL_ID")
    videos_c = []
    for i in videos['items']:
        tmp = {
            'title': i['snippet']['title'],
            'thumbnail': i['snippet']['thumbnails']['high']['url'],
            'id': i['id']['videoId']
        }
        videos_c.append(tmp)
    for item in videos_c:
        print("Title: {0}\nURL: https://www.youtube.com/watch?v={1}\nThumbnail: {2}\n".format(
            item['title'],
            item['id'],
            item['thumbnail'])
        )