How to add authentication to a request in many_requests

many_requests_auth.py

#!/usr/bin/env python3

# How to do Basic authentication with the many_requests library, should work for Digest auth, 
#     or any other authentication method supported by the asks library.
# many_requests: https://github.com/joshlk/many_requests
# asks library authentication docs: https://asks.readthedocs.io/en/latest/overview-of-funcs-and-args.html#authing

from many_requests import ManyRequests
from asks import BasicAuth

item_list = ["12345", "23456", "34567", "45678", "56789"]

def many_auth_requests(item_list):
    user = "username"
    password = "password"
    responses = ManyRequests(n_workers=5, n_connections=5, json=True)(
        method='GET',
        auth=BasicAuth((user, password)),
        url=['https://some_website.com/api/getitem/{}'.format(item) for item in item_list])
    return responses

many_items_data = many_auth_requests(item_list)