Get YouTube subscriptions

subs.py

# -*- coding: utf-8 -*-

# Sample Python code for youtube.subscriptions.list
# See instructions for running these code samples locally:
# https://developers.google.com/explorer-help/guides/code_samples#python

import os
import json

import google_auth_oauthlib.flow
import googleapiclient.discovery
import googleapiclient.errors

scopes = ["https://www.googleapis.com/auth/youtube.readonly"]

def main():
    # Disable OAuthlib's HTTPS verification when running locally.
    # *DO NOT* leave this option enabled in production.
    os.environ["OAUTHLIB_INSECURE_TRANSPORT"] = "1"
    api_service_name = "youtube"
    api_version = "v3"
    client_secrets_file = "secret.json"

    # Get credentials and create an API client
    flow = google_auth_oauthlib.flow.InstalledAppFlow.from_client_secrets_file(
        client_secrets_file, scopes)
    credentials = flow.run_console()
    youtube = googleapiclient.discovery.build(
        api_service_name, api_version, credentials=credentials)

    nextPageToken = None
    items = []
    while True:
        request = youtube.subscriptions().list(
            part="contentDetails,id,snippet,subscriberSnippet",
            mine=True,
            maxResults=50,
            pageToken=nextPageToken
        )
        response = request.execute()
        items += response["items"]
        if "nextPageToken" in response:
            nextPageToken = response["nextPageToken"]
        else:
            break
        # print(nextPageToken)

    with open("subs.json", "w") as fp:
        json.dump(items, fp, indent=2)

if __name__ == "__main__":
    main()