david.py

import httplib2
import os
import sys

from apiclient.discovery import build
from apiclient.errors import HttpError
from oauth2client.client import flow_from_clientsecrets
from oauth2client.file import Storage
from oauth2client.tools import argparser, run_flow


class Uploader:

    def __init__(self, name):
        self.name = name


    def get_authenticated_service(args):
        flow = flow_from_clientsecrets(CLIENT_SECRETS_FILE,
        scope=YOUTUBE_READ_WRITE_SCOPE,
        message=MISSING_CLIENT_SECRETS_MESSAGE)

        storage = Storage("%s-oauth2.json" % sys.argv[0])
        credentials = storage.get()

    if credentials is None or credentials.invalid:
        credentials = run_flow(flow, storage, args)

    return build(YOUTUBE_API_SERVICE_NAME, YOUTUBE_API_VERSION, http=credentials.authorize(httplib2.Http()))

    def update_video(youtube, options):
        # Call the API's videos.list method to retrieve the video resource.
        videos_list_response = youtube.videos().list(id=options.video_id, part='snippet').execute()

    # If the response does not contain an array of "items" then the video was
    # not found.
    if not videos_list_response["items"]:
    print "Video '%s' was not found." % options.video_id
    sys.exit(1)

    # Since the request specified a video ID, the response only contains one
    # video resource. This code extracts the snippet from that resource.
    videos_list_snippet = videos_list_response["items"][0]["snippet"]

    # Preserve any tags already associated with the video. If the video does
    # not have any tags, create a new array. Append the provided tag to the
    # list of tags associated with the video.
    if "tags" not in  videos_list_snippet:
    videos_list_snippet["tags"] = []
    videos_list_snippet["tags"].append(options.tag)

    # Update the video resource by calling the videos.update() method.
    videos_update_response = youtube.videos().update(
    part='snippet',
    body=dict( snippet=videos_list_snippet, id=options.video_id )).execute()

    if __name__ == "__main__":
    argparser.add_argument("--video-id", help="ID of video to update.",
    required=True)
    argparser.add_argument("--tag", default="youtube",
    help="Additional tag to add to video.")
    args = argparser.parse_args()

    youtube = get_authenticated_service(args)
    try:
        update_video(youtube, args)
    except HttpError, e:
        print "An HTTP error %d occurred:\n%s" % (e.resp.status, e.content)
    else:
        print "Tag '%s' was added to video id '%s'." % (args.tag, args.video_id)