Transcribe emailed audio and save summaries to Drive

import base64
from googleapiclient.discovery import build
from google.oauth2.credentials import Credentials
from clickruntime import on_trigger, credentials, notify, ai, report_fetched, http

FOLDER = "transcripts-folder-id"

@on_trigger
def run(event):
    creds = Credentials(credentials.connection("google", "work"))
    gmail = build("gmail", "v1", credentials=creds, cache_discovery=False).users()
    msgs = gmail.messages().list(userId="me", q="has:attachment filename:(mp3 OR m4a OR wav) -label:transcribed newer_than:1d").execute().get("messages", [])
    report_fetched(len(msgs))
    if not msgs:
        return {"summary": "No new audio"}
    for m in msgs:
        part = next(p for p in gmail.messages().get(userId="me", id=m["id"]).execute()["payload"]["parts"] if p.get("filename"))
        data = gmail.messages().attachments().get(userId="me", messageId=m["id"], id=part["body"]["attachmentId"]).execute()["data"]
        text = http.post("https://api.openai.com/v1/audio/transcriptions", headers={"Authorization": f"Bearer {credentials.secret('OPENAI_API_KEY')}"},
                         files={"file": (part["filename"], base64.urlsafe_b64decode(data))}, data={"model": "whisper-1"}).json()["text"]
        summary = ai.generate(f"Summarise with action items:\n{text[:20000]}", max_output_tokens=400).text
        http.post("https://www.googleapis.com/upload/drive/v3/files?uploadType=multipart", headers={"Authorization": f"Bearer {creds.token}"},
                  files={"metadata": (None, f'{{"name": "{part["filename"]}.txt", "parents": ["{FOLDER}"]}}', "application/json"),
                         "file": ("t.txt", f"SUMMARY\n{summary}\n\nTRANSCRIPT\n{text}", "text/plain")})
        notify.email_me(f"Summary: {part['filename']}", summary)
    return {"transcribed": len(msgs)}