Download Youtube video using Youtube-dl and Youtube API

udl.py

#!/usr/bin/python

from apiclient.discovery import build
from apiclient.errors import HttpError
from oauth2client.tools import argparser
import subprocess


# Set DEVELOPER_KEY to the API key value from the APIs & auth > Registered apps
# tab of
#   https://cloud.google.com/console
# Please ensure that you have enabled the YouTube Data API for your project.
DEVELOPER_KEY = "<Insert your API Key>"
YOUTUBE_API_SERVICE_NAME = "youtube"
YOUTUBE_API_VERSION = "v3"

def youtube_search(options):
  youtube = build(YOUTUBE_API_SERVICE_NAME, YOUTUBE_API_VERSION,
    developerKey=DEVELOPER_KEY)

  # Call the search.list method to retrieve results matching the specified
  # query term.
  search_response = youtube.search().list(
    q=options.q,
    part="id,snippet",
    maxResults=options.max_results
  ).execute()

  videos = []
  channels = []
  playlists = []

  # Add each result to the appropriate list, and then display the lists of
  # matching videos, channels, and playlists.
  for search_result in search_response.get("items", []):
    if search_result["id"]["kind"] == "youtube#video":
      videos.append("%s (%s)" % (search_result["snippet"]["title"],
                                 search_result["id"]["videoId"]))
    elif search_result["id"]["kind"] == "youtube#channel":
      channels.append("%s (%s)" % (search_result["snippet"]["title"],
                                   search_result["id"]["channelId"]))
    elif search_result["id"]["kind"] == "youtube#playlist":
      playlists.append("%s (%s)" % (search_result["snippet"]["title"],
                                    search_result["id"]["playlistId"]))

  for i, video in enumerate(videos):
      print '{0}  {1}'.format(i, video.encode('utf-8'))
  choice = raw_input('\n Enter the Video number you want to Download : ')

  try:
    video_hash = videos[int(choice)].rsplit('(')[-1].replace(')', '')
    video_url = 'http://www.youtube.com/watch?v={0}'.format(video_hash)
    args = ['youtube-dl', '-q', '--list-format', '{0}'.format(video_url)]
    result = subprocess.call(args)
    video_format = raw_input('\nEnter your format : ')
    args = ['youtube-dl', '-t', '-f', '{0}'.format(video_format),
            '{0}'.format(video_url)]
    result = subprocess.call(args)
  except:
      print 'You have entered invalid video number !!!'
if __name__ == "__main__":
  #search_key = raw_input('Please enter the video to be searched on youtube : ')
  argparser.add_argument("--q", help='Default search term', default="Google")
  argparser.add_argument("--max-results", help="Max results", default=25)
  args = argparser.parse_args()
  try:
    youtube_search(args)
  except HttpError, e:
    print "An HTTP error %d occurred:\n%s" % (e.resp.status, e.content)