youtube_api_init.py

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

# Add your developer key here
DEVELOPER_KEY = "XXXXXX"
YOUTUBE_API_SERVICE_NAME = "youtube"
YOUTUBE_API_VERSION = "v3"


def youtube_search(q=None, type="video", channelId=None, max_results=50,order="viewCount", token=None, location=None, location_radius=None):

  youtube = build(YOUTUBE_API_SERVICE_NAME, YOUTUBE_API_VERSION,
    developerKey=DEVELOPER_KEY)

  search_response = youtube.search().list(
    q=q,
    type=type,
    pageToken=token,
    order = order,
    part="id,snippet",
    channelId=channelId,
    maxResults=max_results,
    location=location,
    locationRadius=location_radius

  ).execute()



  videos = []

  for search_result in search_response.get("items", []):
    if search_result["id"]["kind"] == "youtube#video":
      videos.append(search_result)
  try:
      nexttok = search_response["nextPageToken"]
      return(nexttok, videos)
  except Exception as e:
      nexttok = "last_page"
      return(nexttok, videos)