Publish one video a day from a Drive folder

import io
from google.oauth2.credentials import Credentials
from googleapiclient.discovery import build
from googleapiclient.http import MediaIoBaseUpload
import os
from clickruntime import on_trigger, credentials, notify

def api(name, version):
    return build(name, version, credentials=Credentials(credentials.connection("google", "work")), cache_discovery=False)

QUEUE, DONE = "queue-folder-id", "done-folder-id"

@on_trigger
def run(event):
    drive = api("drive", "v3").files()
    files = drive.list(q=f"'{QUEUE}' in parents and mimeType contains 'video/' and trashed=false",
                       orderBy="createdTime", fields="files(id,name)").execute()["files"]
    if not files:
        notify.email_me("YouTube queue is empty", "Add more videos to the Queue folder in Drive.")
        return {"uploaded": False}
    f = files[0]
    title = os.path.splitext(f["name"])[0][:100]
    media = MediaIoBaseUpload(io.BytesIO(drive.get_media(fileId=f["id"]).execute()), mimetype="video/mp4", resumable=True)
    video = api("youtube", "v3").videos().insert(part="snippet,status", media_body=media,
            body={"snippet": {"title": title}, "status": {"privacyStatus": "public"}}).execute()
    drive.update(fileId=f["id"], addParents=DONE, removeParents=QUEUE).execute()
    notify.email_me(f"Published: {title}", f"https://youtu.be/{video['id']}\n{len(files) - 1} videos left in the queue.")
    return {"uploaded": video["id"], "left": len(files) - 1}