google drive list files quickstart

from __future__ import print_function
from googleapiclient.discovery import build
from httplib2 import Http
from oauth2client import file, client, tools
from oauth2client.service_account import ServiceAccountCredentials
from googleapiclient.discovery import build
import os

# If modifying these scopes, delete the file token.json.
SCOPES = 'https://www.googleapis.com/auth/drive.metadata.readonly'

def main():
    """Shows basic usage of the Drive v3 API.
    Prints the names and ids of the first 10 files the user has access to.
    """
 #   store = file.Storage('token.json')
    credentials = ServiceAccountCredentials.from_json_keyfile_name(os.path.expanduser('~/.secret/teamdrive.json'), scopes=SCOPES)
    http_auth = credentials.authorize(Http())
 #   discoveryUrl = ('https://sheets.googleapis.com/$discovery/rest?version=v4')

 #   service = build('sheets', 'v4', http=http_auth, discoveryServiceUrl=discoveryUrl)
 #   result = service.spreadsheets().values().update(...).execute()

    service = build('drive', 'v3', http=http_auth)

    # Call the Drive v3 API
    results = service.files().list(
        pageSize=10, fields="nextPageToken, files(id, name)").execute()
    items = results.get('files', [])

    if not items:
        print('No files found.')
    else:
        print('Files:')
        for item in items:
            print('{0} ({1})'.format(item['name'], item['id']))

if __name__ == '__main__':
    main()