Save email attachments to Drive and add mentioned dates to your calendar

import base64
from googleapiclient.http import MediaInMemoryUpload
from google.oauth2.credentials import Credentials
from googleapiclient.discovery import build
from clickruntime import on_trigger, credentials, ai, report_fetched
FOLDER_ID, DONE_LABEL = "your-drive-folder-id", "Label_filed"

@on_trigger
def run(event):
    creds = Credentials(credentials.connection("google", "work"))
    gmail = build("gmail", "v1", credentials=creds, cache_discovery=False)
    msgs = gmail.users().messages().list(userId="me", q="label:School -label:filed").execute().get("messages", [])
    report_fetched(len(msgs))
    if not msgs:
        return {"handled": 0}
    drive, cal = build("drive", "v3", credentials=creds, cache_discovery=False), build("calendar", "v3", credentials=creds, cache_discovery=False)
    schema = {"type": "object", "properties": {"events": {"type": "array", "items": {"type": "object",
              "properties": {"title": {"type": "string"}, "date": {"type": "string"}}}}}}
    for m in msgs:
        msg = gmail.users().messages().get(userId="me", id=m["id"]).execute()
        for part in msg["payload"].get("parts", []):
            if part.get("filename") and part["body"].get("attachmentId"):
                data = gmail.users().messages().attachments().get(userId="me", messageId=m["id"], id=part["body"]["attachmentId"]).execute()
                drive.files().create(body={"name": part["filename"], "parents": [FOLDER_ID]},
                                     media_body=MediaInMemoryUpload(base64.urlsafe_b64decode(data["data"]), mimetype=part["mimeType"])).execute()
        found = ai.generate(f"List events with a clear date (YYYY-MM-DD) in this email:\n{msg['snippet']}", json_schema=schema).json["events"]
        for e in found:
            cal.events().insert(calendarId="primary", body={"summary": e["title"], "start": {"date": e["date"]}, "end": {"date": e["date"]}}).execute()
        gmail.users().messages().modify(userId="me", id=m["id"], body={"addLabelIds": [DONE_LABEL]}).execute()
    return {"handled": len(msgs)}