Microsoft Todo query using Microsoft Graph

get_lists.py

from msal import PublicClientApplication
import requests


def get_authorisation_token():
    app = PublicClientApplication(
        "***Your Application (client) ID****",
        authority="https://login.microsoftonline.com/consumers")

    scopes = [
        "User.Read",
        "Tasks.Read",
        "Tasks.Read.Shared",
        "Tasks.ReadWrite",
        "Tasks.ReadWrite.Shared"]

    result = app.acquire_token_interactive(scopes=scopes)
    if "access_token" in result:
        return result["access_token"]
    else:
        print(result.get("error"))
        print(result.get("error_description"))
        print(result.get("correlation_id"))
        raise RuntimeError("Failed to authenticate.")


def call_api(api):
    r = requests.get(f'https://graph.microsoft.com/v1.0/me/{api}', headers={"Authorization": f"Bearer {token}"})
    return r.json()


def get_lists():
    lists = call_api("todo/lists")
    return list(map(lambda l: {'name': l['displayName'], 'id': l['id']}, lists['value']))


def get_tasks(list_id):
    tasks = call_api(f"todo/lists/{list_id}/tasks")
    return tasks['value']


token = get_authorisation_token()
lists = get_lists()
print(lists)