Return LST as a file

import logging

from io import BytesIO

import datetime

import numpy as np

from flask import Response

from flask import send_file

from labthings import find_component

from labthings.views import PropertyView

from PIL import Image

            # Create a PNG

            img_bytes = BytesIO()

            Image.fromarray(np.uint8(all_channels), "L").save(img_bytes, "PNG")

            img_bytes.seek(0)

            # Return the image

            return Response(img_bytes.getvalue(), mimetype="image/png")

            #return Response(img_bytes.getvalue(), mimetype="image/png")

            fname = f"lst-{datetime.date.today().isoformat()}.png"

            return send_file(img_bytes, as_attachment=True, attachment_filename=fname)