Google Service Instance Function.py

import pickle
import os
from google_auth_oauthlib.flow import Flow, InstalledAppFlow
from googleapiclient.discovery import build
from google.auth.transport.requests import Request

def Create_Service(client_secret_file, api_service_name, api_version, *scopes):
    SCOPES = [scope for scope in scopes[0]]
    print(SCOPES)
    
    cred = None

    if os.path.exists('token.pickle'):
        with open('token.pickle', 'rb') as token:
            cred = pickle.load(token)

    if not cred or not cred.valid:
        if cred and cred.expired and cred.refresh_token:
            cred.refresh(Request())
        else:
            flow = InstalledAppFlow.from_client_secrets_file(client_secret_file, SCOPES)
            cred = flow.run_local_server()

        with open('token.pickle', 'wb') as token:
            pickle.dump(cred, token)

    try:
        service = build(api_service_name, api_version, credentials=cred)
        print(api_service_name, 'service created successfully')
        return service
    except Exception as e:
        print(e)
        return None